* Splitting methods requiring signing into separate trait

* Single place where RPC apis are created.

* Separating eth_filter

* Separating eth_signing

* Stubs for Personal Signer methods

* Test for EthSigningQueueClient

* TransactionConfirmation API

* Exposing PersonalSigner API

* Defining ApiSets dependent on context

* Removing types

* Fixing default impl

* Fixing un-mocked tests

* Update signing_queue.rs

[ci skip]

* Removing unused import [ci skip]

Using ordered hashmap to keep the order of dapps on home screen

Disabling `ethcore` by default, adding x-frame-options header to dapps.

transaction count verifier tests

expunge x! and xx! from the codebase

Database service upgrade (from the ipc branch)

Sync fixes and tweaks

Exposing RPC over Signer WebSockets

implement missing rpc methods and tests

json ipc server version bump

Updated dependencies for windows build