Merge pull request #5 from tonyseek/feature/account

Push feature/account development.
Merge pull request #6 from sigmago/feature/account

Merge feature/account to develop
Finished the breadcrumb struct.
Added the home page blueprint.
Added a help message to makefile.
index on feature/account: ac6b375 Merge pull request #5 from tonyseek/feature/account
WIP on feature/account: ac6b375 Merge pull request #5 from tonyseek/feature/account
Merge breadcrumb.
Merge commit 'e6cf93344fa918a448fc8d1334d36f9c3c3dae46' into feature/account
Refactor sign up work flow.
Let nodejs only be installed in virtualenv.