Actualize requirements.txt and use "compatible release" rule for projects that have minor version numbers

misago/project_template/requirements.txt

@@ -1,16 +1,16 @@
-django==1.9.6
-djangorestframework==3.3.3
-beautifulsoup4==4.4.1
-bleach==1.4.2
+django~=1.9.6
+djangorestframework~=3.3.3
+beautifulsoup4~=4.4.1
+bleach~=1.4.3
 django-debug-toolbar==1.4
-django-crispy-forms==1.6.0
-django-htmlmin==0.9.1
-django-mptt==0.8.4
-fake-factory==0.5.7
-markdown==2.6.6
-path.py==8.2.1
-pillow==3.2.0
-psycopg2==2.6.1
+django-crispy-forms~=1.6.0
+django-htmlmin~=0.9.1
+django-mptt~=0.8.4
+fake-factory~=0.5.7
+markdown~=2.6.6
+path.py~=8.2.1
+pillow~=3.2.0
+psycopg2~=2.6.1
 pytz
 requests<3
 unidecode