OP-1339 System Health Improvement
OP-1258 update toolchain installer for Linux to 4.8-2013q4, change ARM_SDK_DIR accordingly
OP-1258 updated to 2014q1, also allow to manually specify MD5 file url

Conflicts:
	make/tools.mk
OP-1258 make TOOL_INSTALL_TEMPLATE md5 url optional so that it defaults to fileurl.md5
OP-1258 fix an issue with Windows package (root folder is missing in the zip file)
OP-1258 fix an issue with all_sdk_install on windows (still pointing to deprecated targets)
first version (resizing should go to image, might need a split pane)
OP-1351 calibration ui : Moved instruction panel below button panel to free
space for visual help. Made visual help image respect aspect ration. Text
panels are now non editable, reworked help text and step names.
OP-1351 thermal calibration step now uses instruction panel like all other steps (WIP).
Display of temp and temp variation currently broken.
OP-1274 update freertos files. Architecture specific files are left into their original FreeRTOS folder structure
OP-1274 fixes for Coptercontrol firmware
OP-1274 fixes for OPLink
OP-1274 fixes for revolution
OP-1274 fixes for OSD
OP-1274 fixes for RevoProto
OP-1274 Fixes for Simposix
OP-1274 looks like excluding vTaskSuspend does not cope with "strict" compilation options
OP-1274 fixes for DiscoveryF4Bare target
OP-1274 reenable idle hook for new led handling
first version (resizing should go to image, might need a split pane)