Updated c4fsharp information

Updated description and links to Community for F#.
Merge pull request #211 from sergey-tihon/gh-pages

Akka.NET was added to Distribution Tools
Added PLC entry.
Merge pull request #210 from mathias-brandewinder/patch-2

Updated c4fsharp information
Merge pull request #214 from biboudis/gh-pages

Added PLC entry.
Update README.md
Update c4fsharp.net link in index.html

Fix c4fsharp.net link so it doesn't open up http://fsharp.org/groups/www.c4fsharp.net anymore.
correct anchor to founding members
Merge pull request #217 from mexx/patch-1

correct anchor to founding members
add History link to "F# on IRC" side bar navigation pointing to relevant ircbrowse.net page
Merge pull request #218 from smoothdeveloper/gh-pages

add History link to "F# on IRC" side bar navigation pointing to ircbrowse.net fsharp page
Add Max Molook as a member
Update index.md
Update index.md
Added Hopac
Merge pull request #215 from jjvdangelo/patch-1

Update c4fsharp.net link in index.html
Merge pull request #220 from VesaKarvonen/gh-pages

Added Hopac to community projects
Update index.md
Update index.md
Add the latest videos