add author tag to weekly call function

Update older posts with tag for anil.
As this builds locally, I'll [skip ci] for this commit
add weekly to build and link on wiki front page
add build status image to readme

[skip ci]
Merge pull request #111 from amirmc/weekly-call

add last week's call into the build
Merge pull request #112 from amirmc/build-status

add build status image to readme
add weekly 2014-03-04
add weekly to site
Merge pull request #113 from amirmc/weekly-call

add notes from weekly call 2014-03-04
Add a PC World article on Xen ARM that mentions Mirage
Merge pull request #114 from avsm/master

Add a PC World article on Xen ARM that mentions Mirage
updated code examples
fixed typos
Added example code for users to test their solutions to the two timeout challenges.
Fixed broken links to ocsigen mailing list archives.
correct a few linger references to Mirari in the Lwt tutorial
Corrected a few filenames which I noticed didn't match up.
Merge pull request #116 from yomimono/master

hello-world.md: Corrected a few filenames which I noticed didn't match up.
add notes from weekly call
add notes to built site
Merge pull request #117 from amirmc/weekly

add notes from weekly call 2013-03-18