apt-get remove --purge  ssh-import-id usb-modeswitch ttf-dejavu

# ubiquity-ubuntu-artwork // removing it would pull out all or many of the packages needed for the installer. 

# ttf-dejavu has too many mandatory depends:
# apt-get remove --purge ttf-dejavu

# apt-get autoremove
The following packages will be REMOVED:
  python-chardet python-requests python-six python-urllib3 ttf-dejavu-core
  ttf-dejavu-extra usb-modeswitch-data

# apt-get remove --purge ttfautohint

# apt-get autoremove
The following packages will be REMOVED:
  libaudio2 libqt4-declarative libqt4-network libqt4-script libqt4-sql
  libqt4-xml libqt4-xmlpatterns libqtcore4 libqtdbus4 libqtgui4 qtcore4-l10n

# apt-get remove --purge gtk2-engines

# apt-get autoremove
The following packages will be REMOVED:
  aptdaemon-data python3-aptdaemon python3-aptdaemon.gtk3widgets python3-defer
  python3-pkg-resources

# apt-get remove --purge software-properties-common

[root@vmtemp:/]# apt-get autoremove
The following packages will be REMOVED:
  python3-pycurl python3-software-properties unattended-upgrades

# apt-get remove --purge xfonts-75dpi              

[root@vmtemp:/]# apt-get remove --purge synaptic 
Reading state information... Done
Package 'software-properties-gtk' is not installed, so not removed
The following packages will be REMOVED:
  synaptic*

[root@vmtemp:/]# apt-get autoremove
The following packages will be REMOVED:
  libept1.4.12 libxapian22

[root@vmtemp:/]# apt-get remove --purge ubuntu-drivers-common
The following packages will be REMOVED:
  ubuntu-drivers-common*

[root@vmtemp:/]# apt-get autoremove
The following package will be REMOVED:
  python3-xkit

[root@vmtemp:/]# apt-get remove --purge alsa-utils           
The following packages will be REMOVED:
  alsa-utils*

[root@vmtemp:/]# apt-get remove --purge volumeicon-alsa

# apt-get remove --purge gnome-keyring  

[root@vmtemp:/]# apt-get autoremove
  alsa-base gcr libgcr-ui-3-1 libsamplerate0 linux-sound-base p11-kit
  p11-kit-modules

# apt-get remove --purge libpam-ck-connector consolekit
The following packages will be REMOVED:
  consolekit* libpam-ck-connector*