Add docklib 1.2.0 to "recommended" and "opinionated" flavors (#15)

requirement_files/docklib.txt

@@ -0,0 +1 @@
+docklib==1.2.0

requirement_files/requirements_opinionated.txt

@@ -3,6 +3,7 @@
 -r atomicwrites.txt
 -r black.txt
 -r boto.txt
+-r docklib.txt
 -r entrypoints.txt
 -r flake8-bugbear.txt
 -r funcsigs.txt

requirement_files/requirements_recommended.txt

@@ -1,5 +1,6 @@
 -r aspy.yaml.txt
 -r black.txt
+-r docklib.txt
 -r entrypoints.txt
 -r flake8-bugbear.txt
 -r isort.txt

requirements_opinionated.txt

@@ -13,6 +13,7 @@ cfgv==3.1.0
 chardet==3.0.4
 click==7.1.2
 distlib==0.3.1
+docklib==1.2.0
 docutils==0.16
 entrypoints==0.3
 filelock==3.0.12

requirements_recommended.txt

@@ -8,6 +8,7 @@ cfgv==3.1.0
 chardet==3.0.4
 click==7.1.2
 distlib==0.3.1
+docklib==1.2.0
 entrypoints==0.3
 filelock==3.0.12
 flake8-bugbear==20.1.4