Load the model only when necessary
Security issues , however error handling will have to be improved
load the library only when required
setting the default time zone to calcutta
Merge branch 'master' into test

Conflicts:
	application/controllers/newpostcont.php
Merge pull request #1 from rahulmr/test

Changes confirmed
Merge pull request #9 from rahulmr/master

Time Zone Issue solved using the date_default_timezone_set function