How to create a Pull Request for TrinityCore
1.) Fork TrinityCore
2.) Choose the correct Fork position
3.) Wait until you get your new Fork
4.) Copy the Url of your Fork
5.) Create a new Folder and start cloning
http://pokit.org/get/?5ee9bf8c1258dcbead5931ddd8f6c4a2.jpg
6.) Type the Url of the Repository and choose the correct branch
7.) Start cloning
8.) Wait while the repository gets cloned ____2015-07-27_14-33-46.png?version=1&modificationDate=1438002980000&cacheVersion=1&api=v2&width=500&height=314)
9.) Browse in your repository
10.) Use Git-Bash_-_Git_Extensions_2015-07-27_14-35-51.png?version=1&modificationDate=1438003042000&cacheVersion=1&api=v2&width=500&height=319)
11.) Create a new Branch with "git checkout -b xxx" (in this case MayFix) - and type 'Enter'
Note: The name of the branch is really random, MayFix is only an example here
12.) Switch to your (MayFix)Branch_-_Git_Extensions_2015-07-27_14-38-10.png?version=1&modificationDate=1438003124000&cacheVersion=1&api=v2&width=500&height=319)
13.) Apply your C++ Fix and save it
14.) Browse to your Repo - You will see changes there
15.) Stage it 
16.) Apply a fitting Commitmessage (Structure of this: Maincategory/Subcategory: Object - Changed Subject)
17.) Push it
18.) Enable the new branch
19.) Click the Compare-Button in the Mainrepository
20.) Click the create Pull-Request-Button
Now you are done, congratulations to your first PullRequest 