Add a new plugin for debugging
Add a compiler feedback class
Add a compiler output parser class
For now it can only parse the GNU error format.
Introduce a wrapper for command line compilers
Give access to the dir when exporting using JavaExport
Codereview: Refactor code-style and rename one Method
Add a CompilerMessage class

CompilerFeedback will get a diffrent meaning

And fix wrong method definition
Change CompilerFeedback to be a collection of CompilerMessages

For now its just a wrapper around QList but it is planned that it offers
additional functionality like e.g. getErrors() in the future.
Accept any parsing function in CommandLineCompiler
Add default argument to compileFile
Add an accessor for messages in CompilerFeedback
Refactor: Fix curly brace code style
Add a comment which clarifies the path() function
Add dependency on Export plugins in OODebug
Add a method to recursevily list all files in a directory
Add a JavaCompiler class which works similar to JavaExport
Add a compile command
Make the group name static
Use Envisions logger instead of qWarning
Merge pull request #40 from lukedirtwalker/java_debug

Java debug

Thanks for this Lukas. Please re-open the pull request as soon as you have more commits. Don't forget to merge in my development branch before that.