Travis cache (#3972)

* Use name instead of env

* Enable cache dist

* enable only master and dev

* rename e2e lib

* add nx and smart build

* disable packaging and create demo shell stages

* use same name

* Enable affected e2e for core and process

* Enable affected libs check on all the e2e

* fix e2e condition

* Enable unit tests

* Manage case deps not present

* add name typo

* add affected folder to check e2e

* change an e2e test

* remove branch typo

* Update .travis.yml

nx.json

@@ -0,0 +1,39 @@
+{
+  "npmScope": "my-company",
+  "implicitDependencies": {
+    "angular.json": "*",
+    "package.json": "*",
+    "tsconfig.json": "*",
+    "tslint.json": "*",
+    "nx.json": "*"
+  },
+  "projects": {
+    "dev": {
+      "tags": []
+    },
+    "dist": {
+      "tags": []
+    },
+    "core": {
+      "tags": []
+    },
+    "content-services": {
+      "tags": []
+    },
+    "process-services": {
+      "tags": []
+    },
+    "process-services-cloud": {
+      "tags": []
+    },
+    "insights": {
+      "tags": []
+    },
+    "lib-e2e-test": {
+      "tags": []
+    },
+    "extensions": {
+      "tags": []
+    }
+  }
+}