StashCache tests only

Author: brianhlin

.travis.yml

@@ -5,18 +5,8 @@ git:
   quiet: true
 
 env:
-  - OSG_RELEASE=3.4 OS_VERSION=6 PKG_SET=htcondor-ce
-  - OSG_RELEASE=3.4 OS_VERSION=6 PKG_SET=gridftp
-  - OSG_RELEASE=3.4 OS_VERSION=7 PKG_SET=htcondor-ce
-  - OSG_RELEASE=3.4 OS_VERSION=7 PKG_SET=gridftp
-  - OSG_RELEASE=3.4 OS_VERSION=7 PKG_SET=singularity
   - OSG_RELEASE=3.4 OS_VERSION=7 PKG_SET=stashcache
-  - OSG_RELEASE=3.4 OS_VERSION=7 PKG_SET=xrootd
-  - OSG_RELEASE=3.5 OS_VERSION=7 PKG_SET=htcondor-ce
-  - OSG_RELEASE=3.5 OS_VERSION=7 PKG_SET=gridftp
-  - OSG_RELEASE=3.5 OS_VERSION=7 PKG_SET=singularity
   - OSG_RELEASE=3.5 OS_VERSION=7 PKG_SET=stashcache
-  - OSG_RELEASE=3.5 OS_VERSION=7 PKG_SET=xrootd
 
 services:
   - docker