* Fixed basic transaction diagram * Offset is not part of kernel (it is stored in the tx) * Explicitly write down calculation of xS
* doc update * change and reorganise wallet documentation * Redo wallet arch document, update design document with current info, move older design document into 'goals.md' * Redo wallet arch document, update design document with current info, move older design document into 'goals.md'
* Typo fix * Parameterise