update ignore files, remove unneeded files

Author: AleksandrRogov

.gitignore

@@ -254,7 +254,7 @@ ModelManifest.xml
 /coverage
 /tests/browser
 *.d.ts.map
-/.nyc_output
+.nyc_output/
 
 # Webstorm
 .idea

.npmignore

@@ -11,6 +11,6 @@ obj
 /types/dynamics-web-api-callbacks.d.ts
 /tests
 /dist
-/.nyc_output
+.nyc_output/
 
 *.d.ts.map