change requirements.txt

src/requirements.txt

@@ -1 +1,2 @@
 -r requirements/production.txt
+-r requirements/production-extra.txt

src/requirements/htmlmin.txt

@@ -0,0 +1 @@
+django-htmlmin>=0.10,<0.11

src/requirements/production-extra.txt

@@ -1 +1,2 @@
-django-htmlmin>=0.10,<0.11
+matplotlib>=1.5.3,<1.6
+scipy>=0.18.1,<0.19

src/requirements/production.txt

@@ -8,6 +8,4 @@ shapely>=1.5,<1.6
 celery>=3.1,<3.2
 requests>=2.11,<2.12
 Pillow>=3.4.2,<3.5
-matplotlib>=1.5.3,<1.6
-scipy>=0.18.1,<0.19
 qrcode>=5.3,<5.4