Update 2.7 branch to version 2.7.1

git-svn-id: https://xcat.svn.sourceforge.net/svnroot/xcat/xcat-core/branches/2.7@11898 35838ccf-6b3d-0410-a007-ed7a3c9b06b9
install pe license rpm and accept the licenses by default

git-svn-id: https://xcat.svn.sourceforge.net/svnroot/xcat/xcat-core/branches/2.7@11903 35838ccf-6b3d-0410-a007-ed7a3c9b06b9
fixing bug 3505826: don't run yum install command if otherpkg list only contains marked removable pkg and no package marked to install.  Same change in trunk revision: 11879

git-svn-id: https://xcat.svn.sourceforge.net/svnroot/xcat/xcat-core/branches/2.7@11905 35838ccf-6b3d-0410-a007-ed7a3c9b06b9
Add the script detect_dhcpd for dhcp server detecting

git-svn-id: https://xcat.svn.sourceforge.net/svnroot/xcat/xcat-core/branches/2.7@11908 35838ccf-6b3d-0410-a007-ed7a3c9b06b9
fix a problem in otherpkgs

git-svn-id: https://xcat.svn.sourceforge.net/svnroot/xcat/xcat-core/branches/2.7@11910 35838ccf-6b3d-0410-a007-ed7a3c9b06b9
Have the xCAT rpms require the more specific version of perl-xCAT (e.g. 2.7.1 instead of 2.7)

git-svn-id: https://xcat.svn.sourceforge.net/svnroot/xcat/xcat-core/branches/2.7@11913 35838ccf-6b3d-0410-a007-ed7a3c9b06b9
Have xCATd more robustly give client 5 seconds to receive message

git-svn-id: https://xcat.svn.sourceforge.net/svnroot/xcat/xcat-core/branches/2.7@11914 35838ccf-6b3d-0410-a007-ed7a3c9b06b9
fix for bug 3509543: mknimimage -u nfs_vers=4 to work with multiple installp_bundles

git-svn-id: https://xcat.svn.sourceforge.net/svnroot/xcat/xcat-core/branches/2.7@11918 35838ccf-6b3d-0410-a007-ed7a3c9b06b9
fix bug 3500392: FB->console abnormal if off/on blade

git-svn-id: https://xcat.svn.sourceforge.net/svnroot/xcat/xcat-core/branches/2.7@11923 35838ccf-6b3d-0410-a007-ed7a3c9b06b9
Fix bug 3504211:update xcat from 2.6.11 to 2.7 occur error on sles

git-svn-id: https://xcat.svn.sourceforge.net/svnroot/xcat/xcat-core/branches/2.7@11926 35838ccf-6b3d-0410-a007-ed7a3c9b06b9
defect 3508456: add env vars XCATROOT and PATH in the /etc/environment for aix so that xcatd can be started successfully from /etc/inittab

git-svn-id: https://xcat.svn.sourceforge.net/svnroot/xcat/xcat-core/branches/2.7@11928 35838ccf-6b3d-0410-a007-ed7a3c9b06b9
fixing bug 3490738: for getmacs -F option, mac address now can be with or without colon, uppercase and lowcase is also supported.

git-svn-id: https://xcat.svn.sourceforge.net/svnroot/xcat/xcat-core/branches/2.7@11931 35838ccf-6b3d-0410-a007-ed7a3c9b06b9
Fix tftp startup for systems that have explicitly disabled IPv6 in kernel

git-svn-id: https://xcat.svn.sourceforge.net/svnroot/xcat/xcat-core/branches/2.7@11934 35838ccf-6b3d-0410-a007-ed7a3c9b06b9
fix for bug 3509482: use SNs ip addresses known by compute nodes as the replication list

git-svn-id: https://xcat.svn.sourceforge.net/svnroot/xcat/xcat-core/branches/2.7@11938 35838ccf-6b3d-0410-a007-ed7a3c9b06b9
fix for bug 3509482: use SNs ip addresses known by compute nodes as the replication list

git-svn-id: https://xcat.svn.sourceforge.net/svnroot/xcat/xcat-core/branches/2.7@11941 35838ccf-6b3d-0410-a007-ed7a3c9b06b9
 check for AIX in otherpkgs

git-svn-id: https://xcat.svn.sourceforge.net/svnroot/xcat/xcat-core/branches/2.7@11943 35838ccf-6b3d-0410-a007-ed7a3c9b06b9
defect 3496107: remove the uninstall of OpenIPMI-tools and tftp-server, try to install conserver-xcat instead of conserver

git-svn-id: https://xcat.svn.sourceforge.net/svnroot/xcat/xcat-core/branches/2.7@11950 35838ccf-6b3d-0410-a007-ed7a3c9b06b9
fix for bug 3487614: Full installation, extract the common code for generating the mypostscript file and make it common across all scripts

git-svn-id: https://xcat.svn.sourceforge.net/svnroot/xcat/xcat-core/branches/2.7@11954 35838ccf-6b3d-0410-a007-ed7a3c9b06b9
fix bug 3510200: can use username other than USERID

git-svn-id: https://xcat.svn.sourceforge.net/svnroot/xcat/xcat-core/branches/2.7@11955 35838ccf-6b3d-0410-a007-ed7a3c9b06b9
for bug 3510200: only don't user HMC

git-svn-id: https://xcat.svn.sourceforge.net/svnroot/xcat/xcat-core/branches/2.7@11958 35838ccf-6b3d-0410-a007-ed7a3c9b06b9