[single-kzm_group] Added text after announcement link to show number of unread announcement to user.
[single-kzm_announcement] Changed code to show list of groups related to this announcement.
[kzm_announcement] Removed "thumbnail, excerpt, comment, page-attributes" features from kzm_annoncement post type.
[functions_config] Added ajax localization script.
[functions_annoncements] 1] Updated code to insert new record in "announcement_has_group" table insted of adding a meta field to store announcement groups.
2] Added new method getGroupAnnouncements() to Get an array of announcement ids available for selected group.
3] Added new method getAnnouncementGroups() to Get an array of groups ids available for selected announcement.
4] Added new method isAnnouncementReadByUser() to Get the count of messages read by user.
5] Added new method getInboxAnnouncementsCount() to gets the number of message read for selected group by user
[archive-kzm_announcement] Removed code of meta query and updated it to get announcements sent for selected group using new table "agang_announcement_has_group".
[mxpress_ajax_calls.js] Added a js file to process ajax calls.
Created a new "js" folder in "lib" folder.
[functions_announcement_admin] Added a new file with methods to process ajax calls.
[kzm_get_selected_group] Added file to be called by ajax method to show list of selected groups.
[single-kzm_announcement] Removed up to links
[private.properties] ran as agangstg2.kazazoom.com
[kzm_announcement] Updated files where queries affecting user table use only user_table_prefix.
Merge branch 'features/groups' of github.com:MongeziNombewu/mxpress into features/announcements
Fixed connection details after merge.