Release 1.5.0

Release version 1.5.0 of Tab Blocks.

• cleaned up the UI a bit
• fixed search engine bugs and re-order bug in collections
• Links can now be re-organized and saved
• removed download permission from manifest and made export a simple download
• added granularity to import flow
• added import support to Pocket .json files
• added Firefox for Android support (testing still required)
• overhauled some security vulnerabilities that were not caught earlier on
• added small micro-interactions on load, add, and removal.
• collection search and open-tab search no longer glitches out when adding
• Open tabs are now aware of your containers, making large sets of tab collections easier to eyeball
• visually spot and distinguish split tab groups
• Split tab groups can now be dragged to add two at a time. (if future API allows, split tab groups will be saved as their groups allow)