PropellerIDE v0.38.4 - PropBASIC Support

This version adds PropBASIC support as a natively supported alternative language.

• Specify search paths for executables on the command line
• Fix crash bug when compiler fails to start
• Improvement line error highlighting file resolution
• Add 'includes' option to prevent user from adding includes when the language doesn't support it
• File and path dialogs list any language now
• Compiler configs are loaded automagically
• FreePascal support added to packthing
• Add support for reading PropBASIC error messages
• Add support for multiple compilers in build manager: build steps; propbasic; external compilers
• Implement ExternalCompiler class for generic compiler support
• Add ProjectView support to PropBASIC definition
• Dynamically highlight depending on file extension
• Make Classic sans Parallax font the new Default theme
• Print ANSI color codes on platforms that support it
• Prevent closeFile from crashing PropellerIDE
• Add basic printing support
• Add Jason theme to PropellerIDE (nice going, Jason!)