WIP CC3200
CC3200: Fixup core files
Fix missing cplusplus brackets
CC3200 Add Hardware Serial library
CC3200 add digital pins to pins file
Merge remote-tracking branch 'upstream/master' into CC3200
Update CC3200 platform

- Upgrade drivelib to v 0.41
- Fix UART
- Add code to configure DCDC converters
Fix code formatting
Add initial support for CC3200 SPI
Merge remote-tracking branch 'upstream/master' into CC3200
WIP CC3200: Add CC3200 to compiler options
Update driverlib to 0.5 (BSD)
Update API to match driverlib, add analogWrite
Merge remote-tracking branch 'upstream/master' into CC3200
Merge remote-tracking branch 'upstream/master' into CC3200
Stop git sync of GCC tools

No reason to sync gcc tools downloaded during build process. Added
these files to gitignore
Addition of Simplelink Library to CC3200 Core

Does not compile yet. Still in the process of changing includes to
properly see files
Simplelink Added to CC3200 Core

Simplelink abstraction file for power management framework file
removed. Not necessary?
Beginning Implementation of WiFi Library

Moved all simplelink files to utility for WiFi class and copied header
files from official arduino library.
Beginning to implement simpler simplelink

Wrapping the simple link api calls in the arduino WiFi library calls.
Only init() and begin() to open access point have been implemented, but
not tested.