Fixing indentation
Indenting the AllRankingFragment class using the convention code
Adding the header of the source code of AllRankingsFragment class
Adding explanatory comments to the methods of the AllRankingsFragment
class
Indenting the GuiAbout class using the convention code
Adding the header of the source code of GuiAbout class
Merge branch 'master' of https://github.com/TecProg/OMMUser-TecProg