Major changes
- improvement signing user experience, now you can unlock your account for 5 min
- re-design signing dialog
- replace connex with flex framework
- update devkit and relate dependencies
- added pages for staking candidates and buckets
- optimize the user experience of staking
commit id: 2f55b7452d35a3e95257822508874ff45cf6a775
- fixed broken links for tx details
- compatible support meter-all-in-one old versions
commit id: ba872442e3182663c57123ce847a8acab14933c3
- fix the bug of not being able to change the default port
commit id: 7a83177b1440e579775d262d0e4fa91db3127446
- add pages for staking operations, including: bound, unbound, candidate, uncandidate, delegate, undelegate
commit id: 92c5d2391595e535e6bf03cbd04c0814894a4e4f
- fix the issue of increasing meter
commit id: 531c4c621672d8f6f997af554c4328a474bad7b1
- updated app icon with new design
- use local static logo image instead of url
- lock in to testnet for build version