Improved Travis builds, fixes in meta data

This release cleans up meta data and improves Travis builds.

83b6984 2017-03-27 Merge pull request #60 from jonludlam/master  GitHub      
b23d00e 2017-03-27 Merge pull request #59 from mseri/master      GitHub      
3849cdc 2017-03-27 Fix uninstall of netdev and tapctl            Jon Ludlam  
d67a1a6 2017-03-27 fokexecd: fix uninstall step in opamfile      ..cello Seri
a853d0d 2017-03-25 Merge pull request #57 from lindig/master     GitHub      
d52f5cc 2017-03-24 Simplify travis.sh                            ..ian Lindig
055ced7 2017-03-24 Merge pull request #56 from mseri/travis      GitHub      
cca69c5 2017-03-24 travis: re-introduce use of depext            ..cello Seri
bef2cd1 2017-03-24 travis: make 1s meaningful                    ..cello Seri
4d14cc2 2017-03-24 .travis: reorder to follow execution          ..cello Seri
3eedb21 2017-03-24 xapi: update opam file                        ..cello Seri
f59e1f0 2017-03-24 travis: fix concatenated variables syntax     ..cello Seri
e3de1e7 2017-03-24 travis: separate non extra packages from ex.. ..cello Seri
3c331dc 2017-03-23 update README and comments                    ..cello Seri
ebd9270 2017-03-23 travis: add opam lint failable step           ..cello Seri
5558051 2017-03-23 xapi, xenopsd: update opam file               ..cello Seri
cca8b69 2017-03-23 bisect: time to get rid of it                 ..cello Seri
6b00594 2017-03-22 travis: restructure travis file               ..cello Seri
00637de 2017-03-22 rrd2csv: correctly rename dependency          ..cello Seri
7072663 2017-03-22 travis: use our script instead                ..cello Seri
344f7a5 2017-03-22 unstuck xenctrl to allow full test            ..cello Seri
07039b1 2017-03-22 travis: use new style                         ..cello Seri