simply make conf_files.py executable, so that bootmanager can be py2/py3 compliant
nodeupdate-GITPATH := git://git.onelab.eu/nodeupdate.git@nodeupdate-0.5-14
PingOfDeath-GITPATH := git://git.onelab.eu/pingofdeath.git@PingOfDeath-2.2-1
plnode-utils-GITPATH := git://git.onelab.eu/plnode-utils.git@plnode-utils-0.2-2
-nodemanager-GITPATH := git://git.onelab.eu/nodemanager.git@master
+nodemanager-GITPATH := git://git.onelab.eu/nodemanager.git@nodemanager-5.2-20
#
pl_sshd-GITPATH := git://git.onelab.eu/pl_sshd.git@pl_sshd-1.0-11
codemux-GITPATH := git://git.onelab.eu/codemux.git@codemux-0.1-15