Initial commit
Add base SConstruct
Add empty src/SConscript
Ignore Scons stuff
Fixing up SConstruct
Basic template SConscript
Ignore build/
Few more tweaks
Add definable overrides for C/C++ compilers and the assembler; add override for CFLAGS
More tweaks for setting default compilers
Add linker override
SConstruct from cbase
src/SConscript from cbase
Merge remote-tracking branch 'base/master'

Conflicts:
	.gitignore
	SConstruct
	src/SConscript
Fix syntax error in set_compiler
Clean up set_toolchain_binary
Merge remote-tracking branch 'base/master'

Conflicts:
	SConstruct
extern define NULL
Tweaks to SConstruct for Paisley