Fixed pom errors
First three tasks , but error while uploading omod on server
Some errors removed , some more to be worked on 
DrugPurchseOrder.java - getter method getReceived changed to isReceived 
Merge remote-tracking branch 'origin/master'
DrugInventory  and Drug Purchase Order first three layers done 
Merge branch 'master' of https://github.com/AbhishekGupta10004/raxacore.git
tests done for both the tables
rest layer created both both tables. Get working properly,Post coded but
not tested correctly.
druginventory controller corrected
drugPurchase Order controller latest
Fixing testing application context
Tests work, still not saving to database
Mostly working
Adding functionality to Drug Inventory Controller: update, get All, tests
Merge pull request #29 from johnstoecker/master

Drug Inventory Controller now working
Refactoring id names, adding to/from location columns to drug purchase order
Adding get all and get by stock location to drug purchase order REST controller, fixing incorrect fields in drug inventory controller return value
Adding room location in inventory, to from locations in purchase order, and corresponding search functions in controllers
Adding 'seen' to response in raxaalert controller