Initial query execution options PR. This is the second in a set of query editor extensibility improvements I'm making. The PRs include (1) bug fix for webview in query tab (2) dynamic toolbars and (3) fix query event sequencing and event metadata info.
* working on formatting
* fixed basic lint errors; starting moving things to their appropriate location
* formatting
* update tslint to match the version of vscode we have
* remove unused code
* work in progress fixing layering
* formatting
* moved connection management service to platform
* formatting
* add missing file
* moving more servies
* formatting
* moving more services
* formatting
* wip
* moving more services
* formatting
* revert back tslint rules
* move css file
* add missing svgs