version up : Apache Tomcat 6.0.36 and 7.0.34.
Use latest version of erp5.util
Use latest version of erp5.util (0.4.21)
revert update of erp5.util until it works

This rever commits
2def7c36d76ba3532881a295dfa086b52290fcc4
923021523be843a8b7345dbbcdb544e5b32bc641
version up : MariaDB 5.5.28a.
update url of rpm2cpio
Add perl as an explicit dependancy of erp5testnode
Change rpm2cpio url to point to a fixed revision
increase slapos.libnetworkcache version, because slapos.recipe.build needs a recent version
Revert "Change rpm2cpio url to point to a fixed revision"

This reverts commit 5bde992d0f4a8b9fced624ff132f7c0846c5bcb8.
Revert "Add perl as an explicit dependancy of erp5testnode"

This reverts commit 91168c430ce4412ba665d8ea8b9ae65e8ed2a04a.
Revert "increase slapos.libnetworkcache version, because slapos.recipe.build needs a recent version"

This reverts commit 51fb8ca190659b34eba01571abf7ab12e8a0d7ee.
Apply previous commit to this branch
Libreoffice url not working, replace with working url
Force update off gcc by increasing hack version
Increase hack revision to force update of gcc
Put back the initial hack revision for gcc
Merge branch 'erp5' into master

Conflicts:
	component/rpm2cpio/buildout.cfg
update pinned versions
pin erp5 revision