0.1.0

• Add command to delete a CSS snippet (#4).
• Allow spaces when creating CSS snippets (#4).
• Fix tab header not showing correct name of CSS snippet file (#5).
• Fix icon not showing in tab header when first opening the CSS editor in a tab.
• Focus editor upon viewing a CSS editor view.
• Stop supporting editing non-snippet CSS files in vault, there are some bugs with that functionality, will investigate more if requested.