Major update: dark theme and full redesign

Merge pull request NordicSemiconductor#68 from NordicSemiconductor/de…

…velop

Version 4.5.1

Readme update

Merge pull request NordicSemiconductor#65 from NordicSemiconductor/de…

…velop

Updated EVReflection Cocoapod version to Support Swift 5

Merge branch 'develop' of ../../nrf-toolbox/ into develop

Merge branch 'develop' of https://github.com/NordicSemiconductor/IOS-…

…nRF-Toolbox into develop

Release 4.4.2

* Fixed an issue with glucose monitors context reading that caused a crash or missing data from the reading context
* iPhone X support
* iOS11 Support (Large navigation bar)
* Swift 4 migration
* iOSDFULibrary V4.0.2 updated within app
* UI improvements for smaller screens, and improvemetns for newer lagers screens

Relaese 4.4.1(17)

Minor UI Fix, build 4.4.0(16)

Build 4.3.0(15)