Converted unit tests to rspec for grade model
Corrected style errors
IntelliJ lied when it said it broke the lines
More style fixes for group tests
Added rspec files for annotations.
Fixed houndci suggestions for new rspec files
Removed old grade_entry_student test as there is an rspec one
Merge branch 'rspec' of https://github.com/SoftwareDev/Markus into rspec-grade

Conflicts:
	test/unit/grade_entry_student_test.rb
Removed old rake files.
Added newline to file
Added newline character to file
Added newline character to file
Merge pull request #1783 from bmuscede/rspec-conversions

Added Annotations and AnnotationText rspec files.