- Add Default Heap Size
- fix some type mismatch which causes error in build time
Update startup_stm32f401xe.s

revert new change into what it was previously
RedBearLab NRF51822 target support
[LPC1549] Fixed SPI frequency issue

Fixed SPI frequency issue when new frequency is not divided by system
clock.
Optimized power/clock setting code.
Some code refactoring.
Merge pull request #408 from toyowata/master

[LPC1549] Fixed SPI frequency issue
Merge pull request #407 from fritzprix/master

[Nucleo, Discovery] Add default heap size( 1 KB) for Nucleo F401RE, DISCOVERY 407
Add simple comment to explain dependencies for Unit Tests and CppUTest library
Bugfix reported by Mihail: If image firmware is not found wrong number of rows is reported (returned by SingleTest.handle() method.
[Travis] Targets addition (should be all supported targets by GCC_ARM)
[Travis] Libraries addition to some targets