• Added full support of mbed framework including libraries: RTOS,
  Ethernet, DSP, FAT, USB.
• Added freescalekinetis development platform with Freescale
  Kinetis Freedom boards
• Added nordicnrf51 development platform with supported boards
  from JKSoft, Nordic, RedBearLab, Switch Science
• Added nxplpc development platform with supported boards from CQ
  Publishing, Embedded Artists, NGX Technologies, NXP, Outrageous
  Circuits, SeeedStudio, Solder Splash Labs, Switch Science, u-blox
• Added support for ST Nucleo boards to ststm32 development
  platform
• Created new Frameworks page in documentation and added to
  PlatformIO Web Site (issue #115)
• Introduced online Embedded Boards Explorer
• Automatically append define -DPLATFORMIO=%version% to builder
  (issue #105)
• Renamed stm32 development platform to ststm32
• Renamed opencm3 framework to libopencm3
• Fixed uploading for atmelsam development platform
• Fixed re-arranging the *.ino/pde files when converting to *.cpp
  (issue #100)