Describe the bug
QR Code Scanner fails to scan input fields on Send Transaction view when scanning QR Code contains an EIP-681 URI

Example URI

ethereum:0x46c69f4424043e720a704330748cf3c593656b9c

To Reproduce
Steps to reproduce the behavior:

1. Go to Send Transaction view
2. Click on QR Code scanner
3. Position QR Code in front of Webcam
4. QR Code scanner closes

We should apply sorting to the list of installed apps in the App Center (we "randomize" the discovery page to make it a bit more "fun"):

1. Upgrades available ahead of up to date apps
2. Alphabetical

cc @bpierre @dizzypaty I've also been wondering if it might be nice to start having sections in the App Center similar to Voting, for the different classes of apps (e.g. "ready" vs. "experiment

I left a review and then got this message

which seems strange as it's telling me something I know.

Some file is importing something from some test file. This means that we have to include the test directory in the published package, but besides that it's just a bad idea. I haven't looked into it, but it's probably easy to fix.

Currently, we are not able to
a) symbolically execute init code with symbolic arguments
b) get srcmapping for init code with arguments

We could change ContractCode as follows:

data ContractCode
  = InitCode (ByteString, Buffer)    -- ^ "Constructor" code, during contract creation (possibly with arguments)
  | RuntimeCode ByteString           -- ^ "Instance" code, after contract crea

Quill editor is used in writing project description on edit views. Quill has versatile editing options in its menu and few of them are not used mostly.

We can make the editor simple by just keeping essential buttons. @GriffGreen may help on choosing the ones to keep.