Add a list of common windows message codes
Add support for a bunch of window related NSIS instructions
Fix the docs to say where the example lives
Add a WinMessages example
Update the changelog
Add writeRegExpandStr
Fix strIsPrefixOf
Add strIsSuffixOf
Add a strCheck function
Add abort
Remove some brackets for a $
Add deleteRegValue
Make SendMessage put TIMEOUT in upper case (that matters)
Drop the sendMessage timeout to being an Int only
#3, clone the EnvVarUpdate plugin
Add an EnvVarUpdate example