Remove upper limits for `maxTabs` & `minutesInactive`
Remove upper limits for `maxTabs` & `minutesInactive`

The limits were arbitrary, and removing them does not affect other code.

Fixes #166
tabwrangler/tabwrangler,tabwrangler/tabwrangler,tabwrangler/tabwrangler,jacobSingh/tabwrangler,jacobSingh/tabwrangler