Update term-select-field.php

Missing description field
Update multiselect-field.php

Missing description field
Update job-category-field.php

Missing description field
Update select-field.php

Missing description field
Update wp-editor-field.php

Missing description field
@todo
Only force application email until it is saved.
Merge pull request #274 from TheWebmasterCo/patch-1

Patch 1 - Field Descriptions
Only show website link when actually set.

Fixes #273
New setup wizard/on-boarding
Show wizard for new installs only
Nofollow website links.

Closes #275
Only validate application when field is set
Correct syntax when checking for resized job image
Merge pull request #278 from scottbasgaard/issue-277

Correct syntax when checking for resized job image
Adding `button` class to job application button

Provides better theme integration and matches up with other buttons in plugin.
Merge pull request #280 from hlashbrooke/patch-1

Adding `button` class to job application button
Add isset POST check when saving values
Removed font-sizes from default CSS and fixed display in default WP themes.

Closes #279
Merge pull request #281 from JeroenSormani/master

Add isset POST check when saving values