Description of problem:
python2-boto3 cannot be installed on CentOS 7, as now python-s3transfer is in base repo

Version-Release number of selected component (if applicable):
python2-boto3-1.4.6-1.el7
python2-s3transfer-0.1.13-1.el7

How reproducible:
Always

Steps to Reproduce:
1. On CentOS machine install EPEL
2. yum install python2-boto3

Actual results:
# yum install python2-boto3
Loaded plugins: fastestmirror, ovl
Loading mirror speeds from cached hostfile
 * base: mirror.hosting90.cz
 * epel: mirror.hosting90.cz
 * extras: mirror.hosting90.cz
 * updates: mirror.hosting90.cz
Resolving Dependencies
--> Running transaction check
---> Package python2-boto3.noarch 0:1.4.6-1.el7 will be installed
--> Processing Dependency: python2-s3transfer >= 0.1.10 for package: python2-boto3-1.4.6-1.el7.noarch
Package python2-s3transfer is obsoleted by python-s3transfer, but obsoleting package does not provide for requirements
--> Processing Dependency: python-futures >= 2.2.0 for package: python2-boto3-1.4.6-1.el7.noarch
--> Running transaction check
---> Package python2-boto3.noarch 0:1.4.6-1.el7 will be installed
--> Processing Dependency: python2-s3transfer >= 0.1.10 for package: python2-boto3-1.4.6-1.el7.noarch
Package python2-s3transfer is obsoleted by python-s3transfer, but obsoleting package does not provide for requirements
---> Package python2-futures.noarch 0:3.1.1-5.el7 will be installed
--> Finished Dependency Resolution
Error: Package: python2-boto3-1.4.6-1.el7.noarch (epel)
           Requires: python2-s3transfer >= 0.1.10
           Available: python2-s3transfer-0.1.10-1.el7.noarch (epel)
               python2-s3transfer = 0.1.10-1.el7
 You could try using --skip-broken to work around the problem
 You could try running: rpm -Va --nofiles --nodigest


Expected results:
python2-boto3 installs correctly

Additional info: