[bsp] Add BSP for TM4C1294XL (TI Tiva C Series Connected LaunchPad)
Merge pull request #302 from BernardXiong/master

[Drivers] re-write serial framework.
[BSP] remove rt_device_init_all() invoking.
[BSP] remove COMPONENTS_INIT for lpc176x and stm32f107 porting.
[BSP] remove rt_device_init_all() invoking.
[POSIX] fix mq_open and sem_open argument issue.
[bsp] modify the uart_driver to fit the new rt-thread serial device driver framework. Modify the template.uvproj for auto generate MDK project.
Merge pull request #1 from RT-Thread/master

pull rt-thread master
[Docs] Add RT-Thread logo.
[Finsh] fix device_open issue when set_device in finsh.
[bsp] Fix STM32F10x compiling warning.
[Kernel] The rt_object_find routine can support to find an object inside a module. The usage is: rt_object_find("module_name/object_name").
[Kernel] Better documentation for doxygen.
[bsp] Add MB9BF618 porting.
[bsp] Add MB9BF618 porting.
[bsp] Fix MB9BF618S building issue.
[bsp] Add IAR EWARM project template for SCONS project auto generation.
Merge pull request #304 from ArdaFu/master

[bsp] Add BSP for TM4C1294XL (TI Tiva C Series Connected LaunchPad)
[bsp] Fix MB9BF618s scons building issue
[bsp] Add tm4c129x bsp building in travis-ci