Progress of versoview

[Legend-Master]

To make verso a webview that can be used by other apps, we'll need

• [ ] Able to remove some functionalities based on feature flags
• [x] Can be launched without the UIs
  • [x] #201
• [x] First make some basic CLI APIs that controls verso to do some thing like opening an URL
  • [x] #204
  • [x] #215
  • [x] #228
  • [x] #229
  • [x] #231
  • [x] #235
  • [x] #238
  • [ ] #239
  • [x] #244
  • [x] #245
  • [ ] #246
• [ ] Able to control verso in more ways through IPC #275
• [ ] Rust API to easily use the IPCs #224

Other related PRs:

• #199
• #203
• #207
• #213
• #222