Merge pull request #17 from xtianvortex/master

added add item
partial update commit, working on table
Merge branch 'master' of github.com:LucidComplex/inventory-system
testing table
added refresh to database
renamed some variables, added AddQuantityCommand (does not work)
renamed some variables, added AddQuantityCommand (does not work)
Merge branch 'master' of github.com:LucidComplex/inventory-system
added add item
fixed add quantity
partial commit
created workaround to update tables
progress in request command
Merge Upstream/master

Conflicts:
	src/commands/RequestCommand.java