Target K64F addition.

Squashed commit of the following:

commit db3c9f7682083abeb291e01df31e67e4c50845b3
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Wed Apr 2 09:52:00 2014 +0200

    K64F - KSDK - Warnings fixes

commit a639a5cdff889c13509c954b0a34ebac861c1361
Merge: 67a2c2a f3de345
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Tue Apr 1 12:48:35 2014 +0200

    Merge branch latest 'master' into dev_target_k64f

    Conflicts:
    	libraries/rtos/rtx/RTX_Conf_CM.c
    	workspace_tools/build_api.py

commit 67a2c2aeb976f264db52ea10d18fea9de0d7685f
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Sun Mar 30 13:19:51 2014 +0200

    K64F - PinName for buttons (SW2, SW3)

commit 957573e2cd42d5c73ed99477abb98c8b883695b2
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Tue Mar 25 11:46:57 2014 +0100

    K64F - pins addition to mbed HAL, uart - 4 instances, fix i2c instance which was not stored

commit 2347a6d03984e297190910a250f2771032ae6327
Author: sg- <sam.w.grove@gmail.com>
Date:   Mon Mar 24 15:20:51 2014 -0500

    Added wait to i2c stop

commit b7b4a9c72e8724087a44078c41a2cb33e4c8d5e3
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Mon Mar 24 19:28:16 2014 +0100

    K64F - I2c - ack flag retreive correction (logic inverted in ksdk hal)

commit 46c875251263029e32463c3b48473b10496088d9
Author: sg- <sam.w.grove@gmail.com>
Date:   Mon Mar 24 13:16:18 2014 -0500

    Added I2C Pinnames

commit b71c7a0dfba7025662f9a9d176494ce4dc86273e
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Tue Mar 18 17:02:34 2014 +0100

    K64F Arduino pinNames update

commit d41b0ee493263d1d80fcb72b3f0d4d788359c7c9
Merge: 9c0a982 e2574eb
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Tue Mar 18 14:57:57 2014 +0100

    Merge remote-tracking branch 'upstream/master' into dev_target_k64f.
    K64F gpio changed according to the latest mbed master.

    Conflicts:
    	libraries/rtos/rtx/RTX_CM_lib.h
    	workspace_tools/export/uvision4.py

commit 9c0a9822ab14263fff5e3b6459b7c2b4a77ce30c
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Mon Mar 17 21:08:17 2014 +0100

    K64F - sleep support

commit 5edcf3603d2e7b00eedbb377203a054b7a01e51d
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Sun Mar 16 18:19:55 2014 +0100

    K64F - pullup/down corrections, LED1 - R, LED2 - G, LED3 - B

commit a2b3b53a1474d32779654765cd1ce2ba2c6b2186
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Thu Mar 13 20:55:39 2014 +0100

    K64F - SPI - delays are set, pin definition for tests

commit 1f3b3abe16f4afaaf1b75cb4bf3e3a9d5b6e50a7
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Tue Mar 11 21:26:00 2014 +0100

    K64F - DAC update - tested with test a8

    	- internal reference set to VDDA
    	- PinName DAC0_OUT

commit 26d8cf47f8c0786b290ae659beb022901029b313
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Tue Mar 11 08:31:44 2014 +0100

    KSDK - drivers layer removal, mbed HAL using only KSDK HAL

    	- ADC corrections with channels, and clock configuration

commit 67ebe14f5c88725033ea0fb135d94b6bf9a00fdb
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Mon Mar 10 12:46:08 2014 +0100

    K20 copy files removed, targets.py - vertical alignment for K64F definition

commit be5c562d513c808e5bd425195a4fb1c71f47a57e
Merge: 696a713 fe0aca9
Author: Emilio Monti <emilmont@gmail.com>
Date:   Mon Mar 10 11:14:55 2014 +0000

    Merge branch 'rtos_support' into dev_target_k64f

commit 696a713751194b4762f1cdf6c17c0786decd7808
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Mon Mar 10 12:05:30 2014 +0100

    [FIX] K64F - adc, sgtl driver updates

commit fe0aca9940bbdd5ee70a1a7341a0a2ad2abf912b
Author: Emilio Monti <emilmont@gmail.com>
Date:   Mon Mar 10 11:04:16 2014 +0000

    Add RTOS support for K64F

commit 5c3edcbca6dbcce628c7cde51ac94a6fc6278ba5
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Sun Mar 9 20:43:38 2014 +0100

    K64F - uvision templates update

    	- uvision 5.10 supports K64F

commit 33f18d11d0eadb9243f1be0ae96c5f82e2913d48
Merge: 26f7587 74e9b2e
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Sat Mar 8 10:34:25 2014 +0100

    Update branch from mbed master

    	- merge branch 'master' into dev_target_k64f

    Conflicts:
    	libraries/USBDevice/USBDevice/USBEndpoints.h
    	libraries/USBDevice/USBDevice/USBHAL_KL25Z.cpp
    	workspace_tools/export/uvision4.py
    	workspace_tools/targets.py

commit 26f75872b19a1db2a3abb34c6e773bac56acb32f
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Thu Mar 6 22:15:53 2014 +0100

    K64F - USBDevice - MPU disable in init

commit e54d6bbaa68827bd63058fbf2428e289d15ac1f7
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Wed Feb 26 21:06:58 2014 +0100

    K64F - clock setup 4 (usb clock enable)

commit c4165732b9520cb31ae3d649d50c353d09dc9932
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Wed Feb 26 20:01:47 2014 +0100

    K64F - USBDevice addition

commit 9fcdbb8562b1415561b04e902fcdbb4724add5af
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Mon Feb 24 19:11:48 2014 +0100

    K64F SPI HAL - initial version

commit 8093df58fa7d17fcb5ad04872c958d5254ee1d8a
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Sat Feb 22 13:14:44 2014 +0100

    K64F - RTC and I2C implementation (using KPSDK HAL)

    	- instance correction in objects and peripherals names headers

commit 7ef3fbda605c2bd53a86f37d0676c0393b2e2949
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Fri Feb 14 09:45:27 2014 +0100

    mbed RTC HAL for K64F

commit e40332fd2db8bf36b3e6cabac5729e013da40c28
Merge: e059f65 6bfcd87
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Thu Feb 13 14:20:20 2014 +0100

    Merge branch 'master' into dev_target_k64f

    Conflicts:
    	workspace_tools/build_api.py
    	workspace_tools/export/uvision4.py
    	workspace_tools/targets.py
    	workspace_tools/toolchains/__init__.py

commit e059f65fd09694418f9fa4f38da90954ab9decfe
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Wed Feb 5 21:35:49 2014 +0100

    pwm mbed HAL

    	- using jusst ftm hal from KPSDK, not yet functional

commit b784278872b1d66ce2940f4988e0479971de8bc0
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Mon Feb 3 18:28:24 2014 +0100

    uvision exporters for K64F, uticker - lptmr

    	- lptmr - no hal neiter driver, quick implementation using registers and internal clock
    	- exporters for K64F - using K60 1MB target, because K64F is not available in 4.7 yet

commit 7a030693e025c2bd456563f3e6f4456033d3f644
Author: Bogdan Marinescu <bogdan.marinescu@arm.com>
Date:   Tue Jan 28 16:29:54 2014 +0200

    Attempt to keep target's include directory structure

commit a2445b383224125abf4ee23bd17f1e685010a4a5
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Mon Jan 27 07:25:16 2014 +0100

    Original KPSDK include directory structure for device

commit 9c07c58bb9cf5e9d8be4c3bec117ee87a5ea81c0
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Fri Jan 24 16:51:17 2014 +0000

    K64F ADC - initial commit

    	- ADC using KPSDK driver

commit 88e03ef8c5855a57887bb36cddfa5ab1491d400c
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Fri Jan 24 12:18:14 2014 +0000

    GPI IRQ

    	- nvic vectors number correction
    	- gpio irq HAL implementation

commit e83f1108ae9f779ce240d6cdfe23532bfa00a55e
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Fri Jan 24 10:06:44 2014 +0000

    PORT HAL implementation

    	- using gpio hal port

commit 75c21943200c8240d1edaf0a67f84b9f3b43db7f
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Thu Jan 23 16:02:36 2014 +0000

    Serial (only 8bit at the moment), using KPSDK HAL

commit 296e79def617f005918cd8e2aa574f2908a362ca
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Thu Jan 23 08:35:50 2014 +0000

    Folder structure correction for K64F - KPSDK

    	- scripts reverted, only new macro is available
    	- K64F specific headers are in HAL in device folder

commit f236b1ffcb9c8b443ad8483bca8b0e564a63f004
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Wed Jan 22 16:07:30 2014 +0100

    update KPSDK to RC1

    	- the update causes few more dependences which were reported. Will be removed later (usb, boards)
    	- pit timer - hal use , pit driver uses us period

commit f02c5353d4920e885f803ad235e5e82001e97b94
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Tue Jan 21 09:45:55 2014 +0100

    KPSDK In/out  declaration removal

commit 8c88e098b4dc4901753309f1e6db4adb8aca4384
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Tue Jan 21 09:12:41 2014 +0100

    gpio_t struct only needs pinName

    	- gpio_init creates init objects on stack

commit 6b96d4ea2c5a6a2cb13571d740ffb679a62f8f3d
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Mon Jan 20 19:59:03 2014 +0100

    us ticker - pit implementation (not functional yet)

    	- pit driver in KPSDK - added sdk prefix to needed functions

commit 098e60a3846abcd4c9c00bd199b01d4b1899807f
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Mon Jan 20 13:01:58 2014 +0100

    GPIO HAL - gpio_set implementation

commit 2bfebbfc75dcd08c20297ba42dc0cc82e5381a40
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Sun Jan 19 20:46:55 2014 +0100

    GPIO KPSDK changes

    	- gpio driver - sdk prefix, no lookuptable, input/output declaration, refactoring, set MUX to GPIO
    	- gpio api in mbed implementation, tested on blue led

commit d083733c485fbdd79ed9ce87100df9fee82294a7
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Sat Jan 18 17:14:09 2014 +0100

    Update folder structure for KPSDK

    	- drivers addition
    	- usb (needed by drivers - needs to be fixed)
    	- utilities
    	- hal folder
    	- drivers/flash removed (needs to be fixed)
    	- usb host removed (needs to be fixed)

commit 9abcf3d94a2cc849cd6e586c1bad650b6a340a0c
Author: 0xc0170 <c0170@rocketmail.com>
Date:   Thu Jan 16 11:06:16 2014 +0100

    Initial commit for K64F

    	- KPSDK addition
    	- CMSIS + HAL for K64F
    	- HAL is not yet implemented
    	- scripts - target contain macros, ignore folders, cmsis copy folders
K64F - d14 and d15 swapped
Freescale - rename KSDK
Merge pull request #245 from 0xc0170/dev_k64f_squash

target K64F
Added PWM pins and mbed overrides for NMI_b
Merge pull request #246 from sg-/master

Added PWM pins and mbed overrides for NMI_b