Rename projects, assemblies and packages
Update nuspec files
Replace all occurences of 'HangFire' to 'Hangfire'

Except Hangfire.SqlServer project
Replace remaining ocurrences of 'HangFire'
Change filename casing
Rename Hangfire.Sample.Highlighter
Rename project filenames
Rename Hangfire.Core
Rename Hangfire.Redis
Rename Hangfire.SqlServer
Rename Hangfire.SqlServer.Msmq
Rename Hangfire.SqlServer.RabbitMq
Rename Hangfire.Core.Tests
Rename Hangfire.Redis.Tests
Rename Hangfire.SqlServer.Msmq.Tests
Rename Hangfire.SqlServer.RabbitMq.Tests
Rename Hangfire.SqlServer.Tests
Restore Hangfire.Sample.Highlighter.csproj
Merge pull request #152 from odinserj/rebranding

Small rebranding