Users Getters

[amitsaha]

[] Search for Freelancers: (suggested function name: search_freelancers)
[] Information About Self: (suggested function name: get_self)
[] Get users
[] Get a specific user details

[amitsaha]

Good start, we will also want to include other "getter" functionality. (updated the issue)

[gabrnavarro]

@amitsaha Get users is already implemented.