Fix bug elias-sundqvist#284 Plugin didn't start on iOS

* Click on annotation link in markdown causes an immediate jump to an…

…notation in PDF (Thanks to @HardwayLinka)

* Fix broken drag-and-dropped link to highlight caused by line breaks. (See issue elias-sundqvist#267, Thanks to @HardwayLinka)

Release version 0.2.8

cleaned 'build' in 'cdn.hypothes.is'

* Fix bug elias-sundqvist#208 introduced in 0.2.5 It was impossible t…

…o open an internal link because of the plugin

* Internal changes
  * Use dataview package to communicate with dataview plugin

* Move buttons 'Annotate', 'Toggle Dark Mode', 'Open as Markdown' to …

…top of options menu

* Video annotation
  * fix [Video not found error](elias-sundqvist#198)
  * Temporary disable video annotation on mobile devices

* Internal changes
  * CodeMirror updated to v6
  * obsidian-api updated to 0.15.9
  * betterer was installed with strict typing settings to make plugin more stable and reliable in a future

Fix plugin fails to start on iPad