Get position from db, the values are changed by the selected industry.
modify search job function in search job page
Merge branch 'find-job-page'
1. modify the value of salary value
2. modify the linkage of CVs
3. when click save language button, the left item turn orange
4. put language and proficiency in the same line
Merge branch 'find-job-page' of https://github.com/bigv220/jobseeker into find-job-page

Conflicts:
	application/views/default/search-advance-job.php
	application/views/default/search-job-result.php
Merge branch 'find-job-page'