implemented newsfeed, finished logic for postJob and deleteJob
finished logic for newsfeed takeJob and completeJob
added viewJob
added urls for newsfeed and viewjob
finished with viewJob
added employeeProfileImageUrl to newsfeed job objects with employees
added aboutMe updates to newsfeed
added valid user check to getNewsfeed
Merge branch 'master' of https://github.com/workwithfriends/workwithfriends