Wrapped process_leader.c in #ifndef DISABLE_LEADER to allow compilati…

…on with DISABLE_LEADER defined.

Merge pull request qmk#1571 from BalzGuenat/grave-esc-fix

Fix for issue qmk#1568

move qmk version to very top, exclude when git isn't available

fix default layer songs

move version info to the top of the output

Fixed gaming layer

Updated .gitignore to properly have the master changes

Merge pull request qmk#1554 from qmk/docs

Updates some remaining doc stuff

Fix location of where the make command should be run

Update readme.md