Update v0.1.3

Fixes #28 #26 #23 #19 #24 #15 #10 #6

Release v0.1.2

Changelog:

• Added sidebar category hierarchy, #2
• Hide blog tags properly now, #3
• Bugfix undefined variable, #4
• Add background to categories with no icon, #7
• Fix infinite loading screen when there are no posts, #8
• Hide not-approved blog posts properly, #12

Release v0.1.1 - Bugfix

Merged PR #1