Revert "Code refactoring. Improve folder structure. For better project implementation. Most hosting server have a default folder public or public_html insted of htdocs, htdocs is a exclusive folder for apache web server, for example is no the same folder in NGINX."

This reverts commit e91c2c6e.

Code refactoring. Improve folder structure. For better project implementation. Most hosting server have a default folder public or public_html insted of htdocs, htdocs is a exclusive folder for apache web server, for example is no the same folder in NGINX.

Close #4813

Sync transifex

Sync with transifex

user making timesheet into timesheet pages.
NEW: Can enter start hours of task when creating timesheet

Fix bad merge

a limit to avoid problem with very large database.

main page).
- New: Can search on project ref or string from project main page (like
other main page).