fix search job
fix avatar display
Hide Visa and housing assistance just for now
update length of employment and type of employment at jobseeker-register
fix Industry superposition problem in profile-register
Add multiple select type of employement for find staff and profile
fix language on search job page
fix job list on company-info
Add multi select for type of employment
Merge branch 'master' of https://github.com/bigv220/jobseeker
finish Social media links, change wechat to facebook, pls update database
Merge branch 'master' of https://github.com/bigv220/jobseeker

Conflicts:
	application/views/default/search-jobseeker-result.php
	docs/update.sql
fix search problem again, pls don't cover the value of dropdown list again.
fix avatar position - company-info and company-profile
Merge branch 'modify-bugs'

Conflicts:
	application/controllers/search.php
	docs/update.sql
modify filter of jobs
modify some errors in job details area