Misc. windows binary fixes
Fix: Use the Enki icon for the Windows binary.
     Have the installer build produce less noise during the build.
     Prepare for an Enki installer icon.
     Return to calling dir after installer is built.
Docs: Wrap long lines, clean up titles.
Fix: Search the PATH in Windows to find ctags.
Docs: Explain recent changes.
Merge pull request #152 from bjones1/master

Misc. Windows binary fixes.