[enh] better index user WOT leave events
[enh] add certCount in <currency>/blockstat index

[fix] Remove documentation on GChange market/registry

[fix] peer index not executed
[fix] email subcription not executing
[enh] Better message when error on http request
[enh] new option to send email subscription at startup

[fix] email subscription scheduled job not started
[fix] Allow access to index subscription/execution
[enh] synchronize index subscription/execution

- Peer: Add BMATOR endpoint API

[enh] Upgrade to elasticsearch 2.4.5

[fix] better log on node start

[enh] Add an config option 'duniter.blockchain.reload' to force a clean blockchain reloading
[fix] Fix i18n message, for email content when BMA node is DOWN