tests: add script to run testrpc and coverage (#186)

* tests: add script to run testrpc and coverage
* tests: add coverage config file

Author: abarmat

.eslintignore

@@ -1,3 +1,4 @@
 build/
+coverage/
 node_modules/
 truffle.js

.gitignore

@@ -4,6 +4,9 @@ node_modules/
 # Ignore truffle stuff
 build/
 
+# Coverage tests
+coverage/
+
 .privkey.txt
 .infurakey.txt
-.DS_Store
+.DS_Store

.solcover.js

@@ -0,0 +1,9 @@
+const skipFiles = ['bancor', 'bytes']
+
+module.exports = {
+  providerOptions: {
+    mnemonic: 'myth like bonus scare over problem client lizard pioneer submit female collect',
+    network_id: 15,
+  },
+  skipFiles,
+}