Add gitignore to exclude jekyll specific stuff#4

Merged

axilleas merged 3 commits intomasterfrom

Aug 11, 2015

Commits on Aug 8, 2015

Add .gitignore
axilleas
committed

Commits on Aug 10, 2015

Also ignore dummy files
axilleas
committed

Commits on Aug 11, 2015

Remove unneeded dummy file from .gitignore
axilleas
committed