Fixed null ptr ex when unit dies during flanks
Updated bugs.txt
Fix for ghost units counting as flanking
Added valid tile checking when adding units
Started Archer implementations
Added damage modifier for archer's ranged attack
Fix for input error when adding units from console
Fixed error on early end when adding units using console
Same path objects are now used when issuing commands
Added UnitSetup class for adding units in gui
Added unit type options to gui
Package names now lower-case
Folder names also now lowercase
Merge branch 'develop'