Activity Creation page finished with variable name edits
Merge pull request #143 from itpun/master

Activity Creation page finished with variable name edits
Merge pull request #144 from graemesmth/master

Replaced unnecessary JFrames with JPanels
Added `GUIUtils.java`

- Provides a static method `getMasterFrame()` that will recurse upwards
  from any component buried in a MasterFrame, returning a reference to
  the MasterFrame itself.
Page navigation now works - #130