geoip: add depexts

Part of #1304 triage run
Merge pull request #1481 from mirage/master

flow: restrict to ocaml<4.01.0 due to signature mismatch
Merge pull request #1482 from mirage/master

geoip: add depexts
dns: requires cstruct <1.0.0 due to missing ipv6 functions

Found in #1304 triage run
dns: another missing cstruct constraint
Merge pull request #1483 from mirage/master

dns: requires cstruct <1.0.0 due to missing ipv6 functions
imagemagick: fix ubuntu precise depexts

Part of #1304
imagemagick: further fixes to the ubuntu depexts
libsvm: add depexts for ubuntu/debian

found as part of #1304 triage
Merge pull request #1484 from mirage/master

imagemagick: fix ubuntu precise depexts
lo: add depexts

found as part of #1304 triage run
Merge pull request #1485 from mirage/master

lo: add depexts
gammu: add depexts

part of #1304
Merge pull request #1486 from mirage/master

gammu: add depexts
+cow.0.9.0
mirage-www: use latest Cow 0.9.0 with Markdown changes
cow: add ISC license tag
Merge pull request #1487 from mirage/master

+cow 0.9.0
Syslog: fix URL to a debian mirror as GODI-backup is down
Merge pull request #1488 from mirage/master

Syslog: fix URL to a debian mirror as GODI-backup is down