requirements: move db drivers into one section for easier diffing

requirements.txt

@@ -1,135 +1,136 b''
 ## dependencies
 
 setuptools-scm==2.1.0
 amqp==2.3.1
 # not released authomatic that has updated some oauth providers
 https://code.rhodecode.com/upstream/authomatic/archive/90a9ce60cc405ae8a2bf5c3713acd5d78579a04e.tar.gz?md5=3c68720a1322b25254009518d1ff6801#egg=authomatic==0.1.0.post1
 atomicwrites==1.2.1
 attrs==18.2.0
 babel==1.3
 beaker==1.9.1
 bleach==3.0.2
 celery==4.1.1
 chameleon==2.24
 channelstream==0.5.2
 click==6.6
 colander==1.5.1
 # our custom configobj
 https://code.rhodecode.com/upstream/configobj/archive/a11ff0a0bd4fbda9e3a91267e720f88329efb4a6.tar.gz?md5=9916c524ea11a6c418217af6b28d4b3c#egg=configobj==5.0.6
 cssselect==1.0.3
 decorator==4.1.2
 deform==2.0.7
 docutils==0.14.0
 dogpile.cache==0.6.7
 dogpile.core==0.4.1
 ecdsa==0.13
 formencode==1.2.4
 future==0.14.3
 futures==3.0.2
 gnureadline==6.3.8
 infrae.cache==1.0.1
 iso8601==0.1.11
 itsdangerous==0.24
 jinja2==2.9.6
 billiard==3.5.0.3
 kombu==4.2.0
 lxml==4.2.5
 mako==1.0.7
 markdown==2.6.11
 markupsafe==1.0.0
 msgpack-python==0.5.6
-mysql-python==1.2.5
-pymysql==0.8.1
 pyotp==2.2.7
 packaging==15.2
 paste==2.0.3
 pastedeploy==1.5.2
 pastescript==2.0.2
 pathlib2==2.3.2
 peppercorn==0.6
 psutil==5.4.7
-psycopg2==2.7.5
 py-bcrypt==0.4
 pycrypto==2.6.1
 pycurl==7.43.0.2
 pyflakes==0.8.1
 pygments-markdown-lexer==0.1.0.dev39
 pygments==2.2.0
 pyparsing==1.5.7
 pyramid-beaker==0.8
 pyramid-debugtoolbar==4.4.0
 pyramid-jinja2==2.7
 pyramid-mako==1.0.2
 pyramid==1.9.2
 pyramid_mailer==0.15.1
-pysqlite==2.8.3
 python-dateutil
 python-ldap==3.1.0
 python-memcached==1.59
 python-pam==1.8.4
 python-saml
 pytz==2018.4
 tzlocal==1.5.1
 pyzmq==14.6.0
 py-gfm==0.1.4
 redis==2.10.6
 repoze.lru==0.7
 requests==2.9.1
 routes==2.4.1
 simplejson==3.11.1
 six==1.11.0
 sqlalchemy==1.1.18
 sshpubkeys==2.2.0
 subprocess32==3.5.2
 supervisor==3.3.4
 tempita==0.5.2
 translationstring==1.3
 urllib3==1.21
 urlobject==2.4.3
 venusian==1.1.0
 weberror==0.10.3
 webhelpers2==2.0
 webhelpers==1.3
 webob==1.7.4
 whoosh==2.7.4
 wsgiref==0.1.2
 zope.cachedescriptors==4.3.1
 zope.deprecation==4.3.0
 zope.event==4.3.0
 zope.interface==4.5.0
 
+# DB drivers
+mysql-python==1.2.5
+pymysql==0.8.1
+pysqlite==2.8.3
+psycopg2==2.7.5
 
 # IPYTHON RENDERING
 # entrypoints backport, pypi version doesn't support egg installs
 https://code.rhodecode.com/upstream/entrypoints/archive/96e6d645684e1af3d7df5b5272f3fe85a546b233.tar.gz?md5=7db37771aea9ac9fefe093e5d6987313#egg=entrypoints==0.2.2.rhodecode-upstream1
 nbconvert==5.3.1
 nbformat==4.4.0
 jupyter_client==5.0.0
 
 ## cli tools
 alembic==1.0.5
 invoke==0.13.0
 bumpversion==0.5.3
 
 ## http servers
 gevent==1.3.7
 greenlet==0.4.15
 gunicorn==19.9.0
 waitress==1.1.0
 setproctitle==1.1.10
 
 ## debug
 ipdb==0.11.0
 ipython==5.1.0
 
 ## rhodecode-tools, special case
 https://code.rhodecode.com/rhodecode-tools-ce/archive/v1.0.1.tar.gz?md5=ffb5d6bcb855305b93cfe23ad42e500b#egg=rhodecode-tools==1.0.1
 
 ## appenlight
 appenlight-client==0.6.26
 
 ## test related requirements
 -r requirements_test.txt
 
 ## uncomment to add the debug libraries
 #-r requirements_debug.txt