First step of parser-rewrite towards word expansion
POSIX shell parser: added parameter expansion
Extract ConsoleLogger to a stand-alone module
Extract Helper Functions to stand-alone utils module
Add more PLANS
Restructue code, use NodeJS 'node_modules'
utils/object_utils: try to add stack track to exceptions
shell executor - extract "describe" functionlity to a stand-alone module
More TODO
Parser rules rewrite, part 1
Rewrite - working (at least not failing)
POSIX shell parser: add parameter expansion inside double-quotes.
POSIX shell parser: parsing improvements + more tests
Shell Parser tests: extract tests to a stand-alone file
Object-Utils: add IsBoolean/VerifyBoolean functions
POSIX shell parser: minor improvements to backticks/parameter-expansion
Shell-Descriptor: major rewrite + tests
more PLANS/TODO/HACKING information
Two helper scripts: describe and parse
Shell-Descriptor: re-organize code, expand comments.

No change in functionality.