Index: .travis.yml
===================================================================
diff -u -r90c8d70e7b9eee586c4d8d2059366607db98e828 -rb28a01de29f5987069110730b8301548fe1da8ac
--- .travis.yml	(.../.travis.yml)	(revision 90c8d70e7b9eee586c4d8d2059366607db98e828)
+++ .travis.yml	(.../.travis.yml)	(revision b28a01de29f5987069110730b8301548fe1da8ac)
@@ -7,27 +7,36 @@
    - gcc
    - clang
 env:
+   matrix:
    - TCLTAG=core-8-6-branch
    - TCLTAG=core-8-6-9
    - TCLTAG=core-8-5-branch
    - TCLTAG=core-8-5-19
    - TCLTAG=core-8-7-a1	
    - TCLTAG=core-8-branch
+   global:
+   - KITS=$(HOME)/kits
 
 matrix:
   allow_failures:
     - env: TCLTAG=core-8-6-branch
     - env: TCLTAG=core-8-5-branch
     - env: TCLTAG=core-8-branch
   fast_finish: true
-   
+
+cache:
+  directories:
+  - $(KITS)
+
 before_install:
 - if echo "$TRAVIS_COMMIT_MESSAGE" | grep -F -q "[skip travis]" ; then echo "[skip travis] has been found, exiting" && exit 0 ; else echo "[skip travis] has not been found, continuing" ; fi
 
 install:
+  - mkdir -p $(KITS)
   - if [ $TRAVIS_OS_NAME = linux ]; then
-       wget http://kitcreator.rkeene.org/kits/840dec4286102c869d85bae3b0dcd32565e7bf12/tclkit; else
-       wget http://kitcreator.rkeene.org/kits/6967b89da1f6af7b12cdc82819f3bdb13a661242/tclkit; fi
-  - chmod +x tclkit
+       URL=http://kitcreator.rkeene.org/kits/840dec4286102c869d85bae3b0dcd32565e7bf12/tclkit; else
+       URL=http://kitcreator.rkeene.org/kits/6967b89da1f6af7b12cdc82819f3bdb13a661242/tclkit; fi
+  - wget -O $(KITS)/tclkit.$TRAVIS_OS_NAME $(URL)
+  - chmod +x $(KITS)/tclkit.$TRAVIS_OS_NAME
 script:
-  - ./tclkit apps/build.tcl $HOME $TRAVIS_BUILD_DIR $TCLTAG
\ No newline at end of file
+  - $(KITS)/tclkit.$TRAVIS_OS_NAME apps/build.tcl $HOME $TRAVIS_BUILD_DIR $TCLTAG
\ No newline at end of file