Various Kconfig files still have references to CONFIG_ variables.  Some in harmless comments, some in config definionts which is not harmless.  All removed

Fix comments, references to the old SVN, and links to the old SVN.  Replace with equivalent GIT info

Convert olimex-lpc17stk configuration to use the kconfig-frontends tools; Fix some compile errors in the pl2303 USB device driver

Fixes to the LM4F clock configuration.  Errors in register handling caused everything to run at half speed

LPC17xx GPIO interrupt fixes: lpc17_setintedge() must be atomic.  Can't disable interrupts from interrupt handlers because they are automatically re-enabled.  Try re-configuring pin instead.