* 15.06:
Install the entire plugins directory into $prefix/lib/cura instead of just the contents
Install the right source files
Rename cura.py to cura_app.py to prevent conflicts with "cura" directory
Set default brim size to 10 lines
Fix context menu entries
Move src to cura so we can use the same package for installed and source
Add standard Cura install directories to resource and plugin paths
Set default engine location to unix standard bin dir
Make it possible to ignore translation targets and add install target
Add support for loading files from command line
Set version to 15.05.90 to indicate first beta release of 15.06
Add __init__ file or else py2exe fails.
