Player can now remove ships by placing
Changed squares with cells
new board methods
Merge remote-tracking branch 'upstream/master'

added array init for grid
Merge remote-tracking branch 'upstream/master'

"new player methods"
Merged all changes from upstream
Merge remote-tracking branch 'upstream/master'
merge all changes from upstreamMerge remote-tracking branch 'upstream/master'
commit master
Merge remote-tracking branch 'upstream/master'
refactor coord convert and place ship
Merge pull request #11 from snozza/tempgame

Updated Board