untabified
Merges from https://github.com/jarroda/MvvmCrossJarrod/blob/master/Plugins/Sqlite/MvvmCrossJarrod.Plugins.Sqlite/Shared/SQLite.cs and https://github.com/jarroda/MvvmCrossJarrod/blob/master/Plugins/Sqlite/MvvmCrossJarrod.Plugins.Sqlite/BaseClasses.cs

Next step... how to integrate the async stuff - and the test harnesses.