Drop support for Django 1.7

It still works, but maintaining compatibility is harder and it's
impossible to get rid of dozen of deprecation warnings in Django 1.9
while still supporting 1.7.

Issue #946
Signed-off-by: Michal Čihař <michal@cihar.com>

.travis.yml

@@ -17,7 +17,6 @@ env:
     - CI_PIP_DEPS="Django>=1.9,<1.10" CI_MODE=setup
     - CI_PIP_DEPS="Django>=1.9,<1.10" CI_DATABASE=mysql
     - CI_PIP_DEPS="Django>=1.9,<1.10" CI_DATABASE=postgresql
-    - CI_PIP_DEPS="Django>=1.7,<1.8"
     - CI_PIP_DEPS="Django>=1.8,<1.9"
     - CI_PIP_DEPS="Django>=1.9,<1.10"
     - CI_PIP_DEPS="Django>=1.9,<1.10" CI_DATABASE=postgresql CI_MODE=selenium

docs/admin/install.rst

@@ -10,7 +10,7 @@ Requirements
 
 Python (2.7, 3.4 or newer)
     https://www.python.org/
-Django (>= 1.7)
+Django (>= 1.8)
     https://www.djangoproject.com/
 Translate-toolkit (>= 1.10.0)
     http://toolkit.translatehouse.org/

docs/changes.rst

@@ -36,6 +36,7 @@ Released on ? 2015.
 * Clarified terminology on strings needing review (formerly fuzzy).
 * Clarified terminology on strings needing action and not translated strings.
 * Support for Python 3.
+* Dropped support for Django 1.7.
 
 weblate 2.4
 -----------

requirements.txt

-Django>=1.7
+Django>=1.8
 Whoosh>=2.5.2,!=2.6.0
 translate-toolkit>=1.10.0
 lxml>=3.1.0

weblate/requirements.py

@@ -107,7 +107,7 @@ def get_versions():
         name,
         url,
         mod.get_version(),
-        '1.7',
+        '1.8',
     ))
 
     name = 'six'