device or all. 
When forcing resync, delete first all states of synchronized folders and
afterwards the hierarchy, so the necessary information is still
available.
Reset contentData & ignoredMessages of the device ONLY when removing the
hierarchy synckey, not when setting a new one.

Released under the Affero GNU General Public License (AGPL) version 3.

Merge pull request #87 in ZP/z-push from bugfix/ZP-584-downloading-email-attachments-within to develop

* commit '558d4f26':
  ZP-584 downloading email attachments within public folders fails on some android devices.
  ZP-584 downloading email attachments within public folders fails on some android devices.

android devices.

Released under the Affero GNU General Public License (AGPL) version 3.

Merge pull request #88 in ZP/z-push from bugfix/ZP-760-always-log-generic-exception-as-fatal to develop

* commit '86ecd9bd':
  ZP-760 Always log a generic exception as a fatal error.  Released under the Affero GNU General Public License (AGPL) version 3.

ZP-760 Always log a generic exception as a fatal error.  Released under the Affero GNU General Public License (AGPL) version 3.

android devices.

Released under the Affero GNU General Public License (AGPL) version 3.

Merge pull request #86 in ZP/z-push from feature/ZP-757-add-getmapping-function-to-streamer to develop

* commit '49536031':
  ZP-757 Add GetMapping function to Streamer. Released under the Affero GNU General Public License (AGPL) version 3.

ZP-757 Add GetMapping function to Streamer. Released under the Affero GNU General Public License (AGPL) version 3.

Merge pull request #84 in ZP/z-push from bugfix/ZP-755-update-bugtracker-url-in-legal-information to develop

* commit 'f355fe0c':
  ZP-755 Update year.
  ZP-755 Update year.
  ZP-755 Updated URLs.

Merge pull request #85 in ZP/z-push from bugfix/ZP-756-memory_get_peak_usage-is-not-available to develop

* commit '99ddef76':
  ZP-756 add compat function for memory_get_peak_usage.
  ZP-756 add compat function for memory_get_peak_usage.

Released under the Affero GNU General Public License (AGPL) version 3.

Released under the Affero GNU General Public License (AGPL) version 3.

Released under the Affero GNU General Public License (AGPL) version 3.

Released under the Affero GNU General Public License (AGPL) version 3.

Released under the Affero GNU General Public License (AGPL) version 3.

Merge pull request #83 in ZP/z-push from bugfix/ZP-394-delayed-terminating-of-searches-throws to develop

* commit '10d06e4c':
  ZP-394 Delayed terminating of searches throws warning.

Released under the Affero GNU General Public License (AGPL) version 3.

* commit '49b90a93':
  ZP-739 Use sprintf() in log message.
  ZP-739 The guideline of the project state that the private function must start by a lowercase. Released under the Affero GNU General Public License (AGPL) version 3.
  ZP-739 Enforce the maximum value for PING_HIGHER_BOUND_LIFETIME and PING_LOWER_BOUND_LIFETIME to 3540. Released under the Affero GNU General Public License (AGPL) version 3.
  ZP-739 Implemtent ping higher and lower bound. Released under the Affero GNU General Public License (AGPL) version 3.

Released under the Affero GNU General Public License (AGPL) version 3.

ZP-739 The guideline of the project state that the private function must start by a lowercase. Released under the Affero GNU General Public License (AGPL) version 3.

ZP-739 Enforce the maximum value for PING_HIGHER_BOUND_LIFETIME and PING_LOWER_BOUND_LIFETIME to 3540. Released under the Affero GNU General Public License (AGPL) version 3.

Merge pull request #82 in ZP/z-push from bugfix/ZP-738-verify-previous-fixes-to-display-signed to develop

* commit 'b856384a':
  ZP-738 Remove uneccessary previous fixes to display signed messages correctly.

* commit '342e43cf':
  ZP-629 Removed tabs/whitespace, removed info log level message.
  ZP-629 Replace while with WBXMLDecoder::InWhile, and remove closing tag. Released under the Affero GNU General Public License (AGPL) version 3.

Released under the Affero GNU General Public License (AGPL) version 3.

Merge remote-tracking branch 'origin/develop' into bugfix/ZP-738-verify-previous-fixes-to-display-signed

Conflicts:
	src/backend/zarafa/mapiprovider.php

correctly.

Released under the Affero GNU General Public License (AGPL) version 3.

Merge pull request #80 in ZP/z-push from bugfix/ZP-729-attachments-of-signed-emails-are-not to develop

* commit '892fd2e6':
  ZP-729 Signed emails in outlook with ActiveSync aren't displayed as signed.

signed.

Released under the Affero GNU General Public License (AGPL) version 3.

* commit '01f2c4a9':
  ZP-740 Set UUID, count & queued when loop data is created by SetSyncStateUsage(), log if IsSyncStateObsolete() does not find any data, log Loopdetection->Detect(), reset loopcount in case of 1.2.1, set type in Detect() if data is created by SetSyncStateUsage().

ZP-629 Replace while with WBXMLDecoder::InWhile, and remove closing tag. Released under the Affero GNU General Public License (AGPL) version 3.

Merge branch 'bugfix/ZP-629-deviceinformation-in-provisioning' of https://stash.z-hub.io/scm/zp/z-push into bugfix/ZP-629-deviceinformation-in-provisioning

ZP-629 DeviceInformation in Provisioning cause WBXMLException. Released under the Affero GNU General Public License (AGPL) version 3.

Code added to check for DeviceInformation node in Provision request

SetSyncStateUsage(), log if IsSyncStateObsolete() does not find any
data, log Loopdetection->Detect(), reset loopcount in case of 1.2.1, set
type in Detect() if data is created by SetSyncStateUsage().

Released under the Affero GNU General Public License (AGPL) version 3.

Merge pull request #77 in ZP/z-push from bugfix/ZP-737-resolverecipients-availability-and to develop

* commit 'ee459d6c':
  ZP-737 ResolveRecipients Availability and Picture do not honour AS version.

ZP-739 Implemtent ping higher and lower bound. Released under the Affero GNU General Public License (AGPL) version 3.

version.

Released under the Affero GNU General Public License (AGPL) version 3.

Merge pull request #75 in ZP/z-push from bugfix/ZP-729-attachments-of-signed-emails-are-not to develop

* commit '438d30f8':
  ZP-729 Attachments of signed emails are not available on Android 6.
  ZP-729 Renamed parseSmime to ParseSmime to match the code style.
  ZP-729 Attachments of signed emails are not available on Android 6.

Released under the Affero GNU General Public License (AGPL) version 3.

* commit '9026b279':
  ZP-734 WBXML error on Settings:Password.

Released under the Affero GNU General Public License (AGPL) version 3.