Add list comprehensions to future module
Extend list comprehension documentation
Add -lm for fesetround and fegetround
Move floating point rounding and exceptions handling to math
(it's C99 as well, not just POSIX)
Preserve nil <-> NULL between Nimrod and database.
Move fenv to its own module
Merge branch 'devel' of github.com:Araq/Nimrod into devel

Merging mainline devel.
Merge branch 'devel' of github.com:Araq/Nimrod into devel

Merging mainline devel.
Merge branch 'devel' of github.com:Araq/Nimrod into devel

Merging mainline devel.
Tweaks for postgres driver (not tested yet).
Documents json module.
Hides TJsonError, it wasn't being used.
Adds stringification support for nnkPostfix nodes.
Fixed missing color definion in docs CSS
Do not allow self import
Compare fileIndexes instead of file names
Added test case
Merge pull request #1573 from trustable-code/PR1

Fixed missing color definion in docs CSS
default to warnGcUnsafe for threads:on
disable 'view source' feature