fix(hoodie.account): extended list of things you will learn and simplified introduction
fix(hoodie.account): cleaned up events and methods

I have removed several events like cleanup and movedata, that still exist, but that are not relevant to most of the users. Let us add them when needed to see if they are needed / used at all
fix(hoodie.account): extended account.signUp section
refactor(hoodie.account): tablized promise info for account.signUp
fix(hoodie.account): extended account.signIn section
fix(hoodie.account): reviewed changeusername / password, resetPassword, destroy and events
feat(hoodie.account): added anchors
fix(hoodie.account): change headings depth
fix(hoodie.account): added list of events to TOC
merge
Merge pull request #73 from hoodiehq/gregor_api_account_feedback

Gregor's hoodie.account API docs input