RoboGit, logger framework, cleanups, improvements and fixes

- ADD: started to implement git GUI (RoboGit)
- ADD: global logger class and console logger for fast and common use
- CHG: code cleanups and improvements
- FIX: collecting log categories
- FIX: documentation fixes
added AppTime class
minor fixes
code cleanups
fixes, disposable object and timing

- ADD: class for disposing a list of objects
- ADD: additional + and - operators for Time struct
- CHG: code cleanups and improvments
- FIX: removed var keywords for pre C# 3.0 code
added FileCompare project
FileCompare, fixes, code improvements & cleanups

- DirectoryComparer framework
- CHG: improved helper methods Count() and SequenceEqual()
- ADD: started to implement GUI version of FileCompare in Modern UI
style
- FIX: removed duplicate references to SynchronizedObservableCollection
in WPF library (.NET 4 and later)
FileComparer WPF tool, DirectoryComparer, TrafficLights and fixes

- ADD: TrafficLights enumeration to handle states that are similar to
traffic lights
- ADD: first alpha of FileComparer WPF based tool
- ADD: DirectoryComparer execution can be canceled now
- FIX: settings destination directory in constructor of
DirectoryComparer class
- FIX: comparing files in DirectoryComparerExecutionContext<TState>
class
- FIX: other minor fixes
progress values

- ADD: ProgressValue class
minor changes and improvements
FileComparer, helper / extenstion methods, cleanups and improvements

- ADD: ToCsv() helper and extension methods for DataTable objects
- ADD: Is[Not]True() and Is[Not]False() extension methods
- UPD: icons of FileComparer WPF GUI
- CHG: code improvements and cleanups
- ADD: started to implement saving compare results to files
FileComparer

- ADD: displaying compare errors in result list
- CHG: finished logic that saves result list to XML
FileComparer

- CHG: finished saving result list as "readable" JSON file
FilePomparer and fixes

- CHG: finished logic that saves compare result to CSV file
- FIX: saving data of DataTable as CSV
FIX: removed test code
added CryptoDrop project and made fixes
CryptoDrop & DotNetWikiBot

- ADD: started implement config file feature for CryptoDrop
- ADD: DotNetWikiBot 3.10 with minor fixes to web projects
added ClrDocToMediaWiki project
minor changes
ClrDocToMediaWiki

- ADD: caching of AssemblyDocumentation objects
- FIX: null reference exceptions