#375 initial commit of moving the export-app command to the model
- filefilters copied across to BRJS under the org.bladerunnerjs.utility.filterfilter package
- added the command itself
- added some basic tests with a TODO to move across the others
- Removed the older ExportApplicationCommand from being added via the CommandRunner
- Updated META-INF for new ExportApplicationCommand
Upating generated folder location and command name
Merge branch 'develop' into export-app
Moving unzip FileUtility method to brjs's FileUtility (we have a zip utility so why not unzip too)
Updating BRJSCommander to be able to unzip to a directory path
Updating test so that it asserts the unzipped contents too
Removing cutlass-task version of ExportApplicationCommand and it's tests, all coverage is now inside brjs-core
Removing legacy export command from the CommandRunner class
Merge pull request #508 from BladeRunnerJS/export-app

#491 Moving export-app into brjs-core with the same test coverage