fix NumberFormatException when parsing "ff" alpha value into a Byte
Merge pull request #74 from oliver/master

fix NumberFormatException when parsing "ff" alpha value into a Byte
SNI support (fixes #9); only available for API level >= 17 (Android 4.2+)
Preserve order in multiget requests (thanks Marten, fixes #65)
Fix invalid URLs one more time
Bug fixes, refactoring, version bump

* don't manually decode URLs for comparing (because we now always use encoded URLs)
* .ics: VERSION before PRODID
* refactoring: move WebDavResource.httpClient to new singleton DavHttpClient
* close input streams in propfind/multi-get
* version bumpt to 0.4.1
Bug fixes, SDK level 19

* use SDK level 19
* add action to all preference intents (fixes #92)
* use StrictHostnameVerifier instead of HttpsURLConnection.getDefaultHostnameVerifier() (fixes #88)
* use per-WebDavResource instead of static DavHttpClient to enable different settings for different accounts
version bump to 0.4.2

* imports calendar default time zone on account creation
security fix: validate certificates and not only host names (thanks Günter)
support for reminders; better support for recurring events; bug fixes

* use DURATION instead of DTEND when required (fixes #60)
* send VTIMEZONEs along with VEVENTs (fixes #66)
* support for reminders (closes #70)
* bug fixes (UID parsing)
treat 404 on DELETE as success (fixes #94)
version bump to 0.4.3-alpha
Merge to upstream
Bugfixing