Updating some font and bar layouts in battle mode.
Updating the layout of text and bars in battle mode.
Updating a comment.
Updating the position of text in the shop mode.
Migrating the text rendering to the TTF_RenderText* functions.
Removing some no longer needed functionality.
Updating the alignment of the message window since the text rendering changed.
Fixing some warnings.
Merge pull request #412 from authenticate/sdl2

SDL2 - Battle Mode Font Update