Release note v16.0

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### Features
 * Advanced Employee Management Module is now included in IceHrm Open Source Edition
 * LDAP Module which was only available in IceHrm Enterprise is now included in open source also
 * Initial implementation of icehrm REST Api for reading employee details
 * Improvements to data filtering
 * Multiple tabs for settings module
 * Overtime reports - now its possible to calculate overtime for employees.compatible with US overtime rules
 * Logout the user if tried accessing an unauthorized module
 * Setting for updating module names

### Fixes
 * Fix issue: classes should be loaded even the module is disabled
 * Deleting the only Admin user is not allowed
 * Fixes for handling non UTF-8
 * Fix for non-mandatory select boxes are shown as mandatory

ext/modules/meta.json

@@ -1,7 +1,10 @@
 {
 "Personal Information":"fa-male",
-"Subordinates":"fa-user",
+"Leave":"fa-calendar-o",
 "Time Management":"fa-clock-o",
+"Documents":"fa-files-o",
+"Company":"fa-building",
+"Training":"fa-briefcase",
 "Travel Management":"fa-plane",
-  "Finance":"fa-money"
-}
+"Finance":"fa-money"
+}