added install script for front
Installer texts corrected
Merge pull request #790 from davidyan-malhar/installer_text_fix

Installer texts corrected
fixed MLHR-924
closing the reader instead of calling deactivate
Merge pull request #791 from gauravgopi123/MLHR-924

fixed MLHR-924
Merge pull request #705 from andyperlitch/front_install_script

Added install script for front
Merge branch 'master' of https://github.com/DataTorrent/Malhar