Added pairwise ia function to sandbox
Made some changes to README
fixed version mistake
Added stuff for automated checking
added flags to makefile for compact vigs
incremented date
added repos
added devtools
removed devtools
Added travis-ci image & modified makefile
updated makefile [ci skip]
updated makefile [ci skip]
merged bonehead move [ci skip]

Merge branch 'pair_ia' of github.com:poppr/poppr into pair_ia

Conflicts:
	Makefile
made R devel check actually work [ci skip]
Updated manpage references
updated [ci skip]
Added comments that will help with plotting
fixed legend placement
Modified vignettte. Deleted files

Added unecessary files to .gitignore and deleted those files that did
not matter.
Added catch in `poppr` in case of unnamed pops. [ci skip]