Time for the weekly Iceberg update.

Iceberg 0.7.5. will be in the next Pharo build.
Thanks to all brave users, issue reporters and contributors :).

Key improvements:��
��- Several improvements in metacello integration. (see #625, #664, #688 + more tests)
��- For those using CI, we think this release will also fix��https://github.com/pharo-vcs/iceberg/issues/643

Infrastructure improvements:
��- In 0.7.4 we introduced in the build tests againt pharo 6.1 and 64 bits
�� ��* https://travis-ci.org/pharo-vcs/iceberg/builds/372408795
��- In 0.7.5 all iceberg tests run green on Pharo 6.1 32 bits
�� ��* https://travis-ci.org/pharo-vcs/iceberg/builds/374433920
��- In the next release we plan to do a pass on 64 bits

** Pharo 6.1 backport **
��- We plan to backport this version to Pharo 6.1
��- Cyril has been using the development version of Iceberg on Pharo 6.1 for a couple of weeks now.
��- This plus the green CI encourages us to backport to Pharo 6.1

Detailed ChangesLog:

#625 Non explicit error while loading a project
#758 [Regression] Repair action clone is not setting pharo repository
#756 Iceberg dev-0.7 is broken in Pharo6.1 (Instance of IceTipURLLabelMorph did not understand #addEmphasis:)
#749 Adding repair actions to the code subdirectory missing problem
#655 Rename extension method buildToolbarItem of CommandActivator
#755 Extracting the URL label behavior as a component that we can reuse
#468 Commiting via Iceberg does not commit package removal
#750 Add possibility to see current commit in Repositories/Package view
#754 Showing and coping the Commit ID
#753 Create branch dialog layout is broken
#664 Package wrongly shown with "uncommited changes" status
#752 Add "invalid ssh"
#747 Cloning a Git repository should change the path with the project name.
#738 Remove "pharo" Repository with "also remove from filesystem" gives error
#746 Make tests run on pharo 6
#735 Issue while registering a new project on Pharo 6.1
#733 Add license file
#740 Fogbugz panel: Improve label, focus order and layout
#549 IceRestoreRepositoryModel should have a class comment
#688 Duplicated project error when loading in a fresh image

Enjoy,
Guille in behalf of all people that contributed :)