Implemented RegisterActivity

Implemented RegisterActivity.  Also implemented validation of EditText
entered.  Haven't not implement the actual register action.
Update LoginActivity
Update MainActivity
Change Overall App Styles
Add id for vendor class
Add VendorAdminAccountActivity(haven't implement yet)
Remove Activity Title Bar
Update MenuItem

Update MenuItem
Added comments to RegisterActivity
Add Vendor Edit Activity

Update VendorAdminAccountActivity
Add default no_image image
Add VendorEditActivity
Add pictureURL to Vendor and MenuItem
Update VendorActivity to include picture
Merge pull request #1 from zengshengliu/ZengBranch

Zeng branch
Update demo username and password

Change Demo Username and Password
Merge pull request #2 from zengshengliu/edgar

Added filenames to ignore
Added Cart, Order and Special Offers
Merge branch 'Mark'
Added Cart, Order and Special Offers
Merge branch 'Mark' of github.com:zengshengliu/Yummy into Mark
Merge pull request #4 from zengshengliu/ZengBranch

Update demo username and password
Remove un-necessary files
Update gitignore file

The two files you have is already included in gen/* so I remove it to clean it up
Changed Order, SpecialOffers and Cart
Merge branch 'Mark' of https://github.com/zengshengliu/Yummy into Mark
Merge pull request #5 from zengshengliu/Mark

Added Cart, Order and Special Offers
adding documents