copy input button added and switching through problems possible via alt+[1-9]
added option to delete a problem, some refactorization and added 'abort all tests' button
added tool tips showing parsing error and keyboard shortcuts refactorization
time limit is now editable. also some refactorization of parsers
refactorization of parsers and fixed handling long outputs
refactorization of parsers and fixed handling long outputs
Merge branch 'refactorizations_and_many_fixes' of https://github.com/Krigpl/hightail into refactorizations_and_many_fixes

Conflicts:
	Hightail/src/org/hightail/Testcase.java
Merge pull request #45 from Krigpl/refactorizations_and_many_fixes

Refactorizations. Fixes #44, #35, #34, #25.
Fixed null pointer exception while creating a problem
Merge pull request #46 from Krigpl/quick_new_problem_fix

Fixed null pointer exception while creating a problem