Attempt to clean up travis config to enable smoke-sketches

.travis.yml

@@ -10,10 +10,11 @@ addons:
 env:
   global:
   - LC_ALL: C
+
 git:
   quiet: true
 before_install: 
-  - ccache --set-config=compiler_check=content -M 5G -F 0
+  - ccache --set-config=compiler_check=content -M 1G -F 0
 
 install:
   - git clone --depth 1 --recurse-submodules https://github.com/keyboardio/Kaleidoscope-Bundle-Keyboardio ../hardware/keyboardio
@@ -23,7 +24,7 @@ install:
   - ln -s $(pwd) ../hardware/keyboardio/avr/libraries/Kaleidoscope
 jobs:
   include:
-    - env: TEST_TARGET=travis-smoke-examples
+    - env: TEST_TARGET=smoke-sketches
     - env: TEST_TARGET=travis-simulator-tests
     - env: TEST_TARGET=cpplint
     - env: TEST_TARGET=find-filename-conflicts 
@@ -31,7 +32,12 @@ jobs:
     - env: TEST_TARGET=travis-check-astyle
 script:
   - unset CC
-  - make $TEST_TARGET KALEIDOSCOPE_TEMP_PATH=$(pwd)/.kaleidoscope-build-cache BOARD_HARDWARE_PATH=$(pwd)/../hardware ARDUINO_PATH="$(pwd)/arduino-1.8.13"
+  - export KALEIDOSCOPE_TEMP_PATH=$(TRAVIS_BUILD_DIR)/.kaleidoscope-build-cache
+  - export BOARD_HARDWARE_PATH=$(TRAVIS_BUILD_DIR)/../hardware
+  - export ARDUINO_PATH=$(TRAVIS_BUILD_DIR)/arduino-1.8.13
+  - make adjust-git-timestamps
+  - make travis-install-arduino 
+  - make -j 4 $TEST_TARGET 
 notifications:
   email:
     on_success: change