Encouraging users to read CONTRIBUTING.md. 

CONTRIBUTING.md has some useful advice on running Pash on Fedora systems, including CentOS, despite its name.
Merge pull request #294 from GergelyBuday/master

Encouraging users to read CONTRIBUTING.md.
Support for parameters with colon '-param: arg'
Explicit argument binding fix, support for explicit SwitchParameters
Moved LanguagePrimitivesTests to ReferenceTests
Fixed behavior and tests to match PS
Merge pull request #297 from sburnicki/colon_params

Support for explicit cmdlet arguments with colon