NMMtoWrye is a tool that allows to use NMM's installer (with support for omod and fomod) with Wrye BAIN.

• Use Nexus Mod Manager
  
  • To download and update mods from skyrim- or tesnexus
• Use Wrye Bash Installer
  
  • To install mods without fomod installers
    
  • To manage, uninstall and delete mods
• Use NMM, NMMtoWrye and BAIN
  
  • To install mods with fomod installers

http://skyrimnexus.com/downloads/file.php?id=4688
https://sourceforge.net/p/nmm2bash/wiki/Installation/

The http://www.gamesas.com/topic/1324321-rel-nmm-to-wrye-bash-adapter/ was broken by an update of NMM that verified the installation folder.
This is now "fixed", and the installation process should be much simpler (no more xml configuration, yay).