Implemented critical section macro
Second macro type implmented. Minor improvement in efficiency
Merge remote-tracking branch 'upstream/master'
Added tests and documentation for critical sections
Added tests and documentation for critical sections
Merge branch 'master' of https://github.com/pierluca/platform-abstraction
Attempt to fix nested block-type critical sections bug
Merge pull request #19 from pierluca/master

Critical section macros