correcting modules requirements

install/requirements.txt

-alembic==0.8.4
+pytz==2014.7
 Babel==2.2.0
-backlash==0.0.7
 Beaker==1.6.4
+CherryPy==3.6.0
+FormEncode==1.3.0a1
+Genshi==0.7
+Mako==1.0.3
+MarkupSafe==0.23
+PasteDeploy==1.5.2
+Radicale==1.1.1
+SQLAlchemy==1.0.11
+Tempita==0.5.3dev
+TurboGears2==2.3.7
+Unidecode==0.04.19
+WebOb==1.6.0a0
+WebTest==1.4.2
+alembic==0.8.4
+argparse==1.2.1
+backlash==0.0.7
 beautifulsoup4==4.3.2
-Brlapi==0.6.2
 caldav==0.4.0
-chardet==2.3.0
-CherryPy==3.6.0
 cliff==1.8.0
 cmd2==0.6.7
 coverage==4.0b1
 crank==0.7.3
 decorator==3.4.0
-FormEncode==1.3.0a1
 gearbox==0.0.7
-Genshi==0.7
 icalendar==3.10
 itsdangerous==0.24
 ldap3==1.3.1
-louis==2.5.3
 lxml==3.6.0
-Mako==1.0.3
-MarkupSafe==0.23
 nose==1.3.4
-PasteDeploy==1.5.2
 pbr==0.10.0
 prettytable==0.7.2
 psycopg2==2.5.4
 py4j==0.10.1
 pyasn1==0.1.9
-pygobject==3.14.0
 pyparsing==2.0.3
-python-apt==0.9.3.12
 python-dateutil==2.5.3
-python-debian==0.1.27
 python-editor==1.0.1
 python-ldap-test==0.2.1
-pytz==2014.7
-pyxdg==0.25
-Radicale==1.1.1
 repoze.lru==0.6
 repoze.who==2.2
 requests==2.10.0
 six==1.8.0
 speaklater==1.3
 sprox==0.9.4
-SQLAlchemy==1.0.11
 stevedore==1.1.0
-Tempita==0.5.3.dev0
 tg.devtools==2.3.7
 tgapp-resetpassword==0.1.8
 tgext.admin==0.6.4
 tgext.crud==0.7.3
 tgext.pluggable==0.5.5
 transaction==1.4.4
-TurboGears2==2.3.7
 tw2.core==2.2.2
 tw2.forms==2.2.2.1
 unicode-slugify==0.1.3
-Unidecode==0.4.19
-virtualenv==1.11.6
 vobject==0.9.2
 waitress==0.8.9
-WebOb==1.6.0a0
-WebTest==1.4.2
 who-ldap==3.1.0
--e git+git@github.com:mar10/wsgidav.git@e233fc4f5f23d1b5326159dfecd39990088f3fbc#egg=WsgiDAV
+-e git+git@github.com:mar10/wsgidav.git@b95354f17ec57133c656f470ca3933a3bd54f524#egg=wsgidav
 zope.interface==4.1.3
 zope.sqlalchemy==0.7.6
+