Point at the correct config script for systems with /run

git-svn-id: svn+ssh://svn.mit.edu/athena/trunk@25932 728af825-273c-0410-89f9-f7d3b574a069
Default to overlayfs chroots

git-svn-id: svn+ssh://svn.mit.edu/athena/trunk@25933 728af825-273c-0410-89f9-f7d3b574a069
In pidgin-wrapper:
  * Convert from CDBS to dh7
  * Remove unnecessary shlibs:Depends


git-svn-id: svn+ssh://svn.mit.edu/athena/trunk@25934 728af825-273c-0410-89f9-f7d3b574a069
In evolution-wrapper:
  * Switch to dh7 from CDBS
  * Remove shlibs:Depends and Build-Dep on lsb-release (both unused)


git-svn-id: svn+ssh://svn.mit.edu/athena/trunk@25935 728af825-273c-0410-89f9-f7d3b574a069