Remove unused settings

* Remove unused settings
* Update Aihrus 1.0.4RC3
* Update plugin url
Merge commit 'e8498af9f74d4097dd7b0794acb0372ebb3dbdb2'
Squashed 'includes/libraries/aihrus-framework/' changes from e89583b..fbac8ce

fbac8ce Version 1.0.4RC3
3bd615c Version 1.0.4RC2
05a59db Correctly save widget options
c5c85b6 Update copyright year
5f660ae Version 1.0.4RC1

git-subtree-dir: includes/libraries/aihrus-framework
git-subtree-split: fbac8ceab8d2802586933366b2e3e23278abee3a
Resolve notice error
Merge commit '943fb7bad34636bb2a0833990691e9e093c8c2ea'
Squashed 'includes/libraries/aihrus-framework/' changes from fbac8ce..ec0367c

ec0367c Version 1.0.4RC4

git-subtree-dir: includes/libraries/aihrus-framework
git-subtree-split: ec0367c8c98d5c92da96583c0e9dd4d0b2e8268d
Update Aihrus 1.0.4RC3
Squashed 'includes/libraries/aihrus-framework/' changes from ec0367c..fbac8ce

REVERT: ec0367c Version 1.0.4RC4

git-subtree-dir: includes/libraries/aihrus-framework
git-subtree-split: fbac8ceab8d2802586933366b2e3e23278abee3a
Merge commit '483f72604e8a897f7cc3f0bb5076a89eeb49d26c'
Squashed 'includes/libraries/aihrus-framework/' changes from fbac8ce..216d2cd

216d2cd Don't esc_attr rich editor value
ec0367c Version 1.0.4RC4

git-subtree-dir: includes/libraries/aihrus-framework
git-subtree-split: 216d2cddb0cf608e7edc2f1c75964da8e580f660
Merge commit 'a6d26cccc9caa7b57c70279a42b79307fbe19f3d'
Remove unused post_id reference