Adds some examples to JoinPath and / procs.
Explains parseHex initialization quirk.
Warns to not modify string findAll is iterating over.
Documents copyFile not copying attributes on posix.
Merge pull request #524 from gradha/pr_misc_docs

Miscellaneous doc tweaks
export pointer types for SDL event objects
Rebuilt csources.
Fixed libzip path for Arch Linux.
Rebuilt C Sources.
refactorings for the eval engine; bugfix: clean templates as accessors
'modules' module from 'main'; minor bugfixes
Merge branch 'master' of github.com:Araq/Nimrod
Fixes OSError deprecation warning.
first steps to a new evaluation engine
Merge branch 'master' of github.com:Araq/Nimrod
added macros.genSym
fixes #544
Merge pull request #527 from jbe/master

export pointer types for SDL event objects
fixes #531
Merge branch 'master' of github.com:Araq/Nimrod