added validations for user model
continued on validations
added validations to new events
validations for event and listing
added delete link to listings
Merge pull request #54 from oafridi/polishing

added delete link to listings
fixed rendering markers for users not signed in
 modified seed file to include items/listings link, populate item dynamically, and fixed edit link
removed print statement from controller
Merge pull request #55 from oafridi/polishing

fixed rendering markers for users not signed in
removed lame 0
resolved merge conflict on user model
fixed merge conflicts with validations
erased white space
Merge pull request #57 from oafridi/edit-links

merging pull request to finalize changes and continue work with new files.
recent updates
pull from master
added_erb
updates