Api refactor

[bdemann]

1. Convert canisters to classes
   1. export default Canister\(\{\n*((.*\n)*)\}\);
   2. export default class {\n$1}
2. Export queries and updates to decorators
   1. (.*): ((update)|(query))\((\[.*\]),\s*(.*),\s*(\(.*\))\s*=>\s*
   2. @$2($5, $6)\n$1$7
3. Export async queries and updates to decorators
   1. \s*(.*): ((update)|(query))\((\[.*\]),\s*(.*),\s*\sasync\s(\(.*\))\s*=>\s*
   2. @$2($5, $6)\nasync $1$7
4. Update init and postUpgrade to decorators
   1. (.*): ((init)|(postUpgrade))\((\[.*\]),\s*\s*(\(.*\))\s*=>\s*
   2. @$2($5)\n$1$6
5. Convert async queries and updates with lots of line breaks to decorators
   1. \s*(.*):\s((update)|(query))\(\n*\s*(\[.*\]),\n*\s*(.*),\n*\s*async\s*(\(.*\))\s*=>\s*
   2. \n @$2($5, $6)\n async $1$7
6. Convert queries and updates with lots of line breaks to decorators
   1. \s*(.*):\s((update)|(query))\(\n*\s*(\[.*\]),\n*\s*(.*),\n*\s*\s*(\(.*\))\s*=>\s*
   2. \n @$2($5, $6)\n $1$7
7. Change all manual return values to manual options args
   1. Manual\((.*)\)\)
   2. $1, { manual: true})