Use shared cache name for all osx builds

Author: sergregory

.travis.yml

@@ -85,6 +85,7 @@ jobs:
         - ENABLE_CONTRIB=0
         - ENABLE_HEADLESS=0
         - TEST_DEPENDS=numpy==1.13.3
+        - CACHE_NAME=osx
 
     - os: osx
       language: generic
@@ -94,6 +95,7 @@ jobs:
         - ENABLE_CONTRIB=0
         - ENABLE_HEADLESS=0
         - TEST_DEPENDS=numpy==1.14.5
+        - CACHE_NAME=osx
 
     - os: osx
       language: generic
@@ -103,6 +105,7 @@ jobs:
         - ENABLE_CONTRIB=0
         - ENABLE_HEADLESS=0
         - TEST_DEPENDS=numpy==1.17.3
+        - CACHE_NAME=osx
 
     - os: osx
       language: generic
@@ -112,6 +115,7 @@ jobs:
         - ENABLE_CONTRIB=0
         - ENABLE_HEADLESS=0
         - TEST_DEPENDS=numpy==1.19.3
+        - CACHE_NAME=osx
 
 
     # headless builds for MacOS
@@ -123,6 +127,7 @@ jobs:
         - ENABLE_CONTRIB=0
         - ENABLE_HEADLESS=1
         - TEST_DEPENDS=numpy==1.13.3
+        - CACHE_NAME=osx
 
     - os: osx
       language: generic
@@ -132,6 +137,7 @@ jobs:
         - ENABLE_CONTRIB=0
         - ENABLE_HEADLESS=1
         - TEST_DEPENDS=numpy==1.14.5
+        - CACHE_NAME=osx
 
     - os: osx
       language: generic
@@ -141,6 +147,7 @@ jobs:
         - ENABLE_CONTRIB=0
         - ENABLE_HEADLESS=1
         - TEST_DEPENDS=numpy==1.17.3
+        - CACHE_NAME=osx
 
     - os: osx
       language: generic
@@ -150,6 +157,7 @@ jobs:
         - ENABLE_CONTRIB=0
         - ENABLE_HEADLESS=1
         - TEST_DEPENDS=numpy==1.19.3
+        - CACHE_NAME=osx
 
 
     # Contrib builds for MacOS
@@ -161,6 +169,7 @@ jobs:
         - ENABLE_CONTRIB=1
         - ENABLE_HEADLESS=0
         - TEST_DEPENDS=numpy==1.13.3
+        - CACHE_NAME=osx
 
     - os: osx
       language: generic
@@ -170,6 +179,7 @@ jobs:
         - ENABLE_CONTRIB=1
         - ENABLE_HEADLESS=0
         - TEST_DEPENDS=numpy==1.14.5
+        - CACHE_NAME=osx
 
     - os: osx
       language: generic
@@ -179,6 +189,7 @@ jobs:
         - ENABLE_CONTRIB=1
         - ENABLE_HEADLESS=0
         - TEST_DEPENDS=numpy==1.17.3
+        - CACHE_NAME=osx
 
     - os: osx
       language: generic
@@ -188,6 +199,7 @@ jobs:
         - ENABLE_CONTRIB=1
         - ENABLE_HEADLESS=0
         - TEST_DEPENDS=numpy==1.19.3
+        - CACHE_NAME=osx
 
 
     # headless contrib builds for MacOS
@@ -199,6 +211,7 @@ jobs:
         - ENABLE_CONTRIB=1
         - ENABLE_HEADLESS=1
         - TEST_DEPENDS=numpy==1.13.3
+        - CACHE_NAME=osx
 
     - os: osx
       language: generic
@@ -208,6 +221,7 @@ jobs:
         - ENABLE_CONTRIB=1
         - ENABLE_HEADLESS=1
         - TEST_DEPENDS=numpy==1.14.5
+        - CACHE_NAME=osx
 
     - os: osx
       language: generic
@@ -217,6 +231,7 @@ jobs:
         - ENABLE_CONTRIB=1
         - ENABLE_HEADLESS=1
         - TEST_DEPENDS=numpy==1.17.3
+        - CACHE_NAME=osx
 
     - os: osx
       language: generic
@@ -226,6 +241,7 @@ jobs:
         - ENABLE_CONTRIB=1
         - ENABLE_HEADLESS=1
         - TEST_DEPENDS=numpy==1.19.3
+        - CACHE_NAME=osx
 
 
     # default builds for Linux