Merge pull request #77 from shiftcode/#55-fix-model-inheritance

#55 fix model inheritance

Author: michaelwittwer

.lintstagedrc.yml

@@ -1,5 +1,5 @@
 linters:
-  "{src,test}/**/*.ts":
+  "src/**/*(!spec).ts":
     - prettier --write --config ./.prettierrc.yml
     - tslint --project ./tsconfig.json -t codeFrame --fix
     - git add

.travis.yml

@@ -2,10 +2,10 @@ language: node_js
 node_js:
 - lts/*
 
-cache:
-  directories:
-  - $HOME/.npm
-  - node_modules
+cache: npm
+#  directories:
+#  - $HOME/.npm
+#  - node_modules
 
 #before_install:
 #- npm install npm@^6.0.0 -g
@@ -16,19 +16,19 @@ cache:
 # of updating the package lock.
 install:
 #  decide if running on greenkeeper branch or not
-#- case $TRAVIS_BRANCH in greenkeeper*) npm i;; *) npm ci;; esac;
+- case $TRAVIS_BRANCH in greenkeeper*) npm i;; *) npm ci;; esac;
 # somehow the above command fails when we have a cache available on travis - needs some more investigation, stick with
 # npm i for now
-- npm i
+#- npm ci
 
 notifications:
   email: false
 
 before_script: npx greenkeeper-lockfile-update
 
 script:
-- npm run lint
-- npm run test:prod
+- npm run lint:ci
+- npm run test:coverage
 - npm run build
 - npm run build:docs