Finally got some testing working.

Conflicts:
	You-GUI-Tests/you_gui_tests.cpp
Fixed test naming and compile issues.
Fixed lints.
Refactored query manager.
Refactored YouMainGUI to MainWindow.

Conflicts:
	You-GUI/You-GUI.vcxproj
	You-GUI/main_window.cpp
Primarily added unit tests. Fixes #190.
Fixed stretch last section of header.
Minor GUI tweaks. Fixes #188
Fixed lints.

Conflicts:
	You-GUI/main_window.cpp
Fixed test class name.
Fixed compile errors.
Removed absolute paths.
Unit tests modified to integrate with VS
Deleted old tests.
Encapsulated everything in You/GUI namespaces
Test for add task cardinality.
Check added task content, fixed lints.
Added a few time-related functions for future use, as well as some tests.
Test cleanup additions.
Added delete task test.