add test example file : test_hello.py
add very basic home page
add feature : redirect to home when successfully login
add very basic test : get home page should return status 200
add travis setting : result with verbose messages
add feature : redirect to home when successfully logout
add test : homepage with no user session should have login text, and vice versa
add test : test login page with valid user
add test : test login page with invalid user
add test : testing messages : but should have update with more eloquent way
Merge branch 'feature/add-main-page' into develop

* feature/add-main-page:
  add test : testing messages : but should have update with more eloquent way
  add test : test login page with invalid user
  add test : test login page with valid user
  add test : homepage with no user session should have login text, and vice versa
  add feature : redirect to home when successfully logout
  add travis setting : result with verbose messages
  add very basic test : get home page should return status 200
  add feature : redirect to home when successfully login
  add very basic home page
  add test example file : test_hello.py