first implementation of Dropbox API (just authentication with separate
main)
Dropbox-API integriert, Einstellungsdialog angepasst
added libraries to index
Merge branch 'master' into dropboxAPI

Conflicts:
	WetteranalyseWindows/.gitignore
	WetteranalyseWindows/src/de/miktec/wetteranalyse/win/gui/ActionCommands.java
	WetteranalyseWindows/src/de/miktec/wetteranalyse/win/gui/SettingsDialog.java
	WetteranalyseWindows/src/de/miktec/wetteranalyse/win/util/DayValues.java
Merge branch 'master' into dropboxAPI

Conflicts:
	WetteranalyseWindows/.gitignore
	WetteranalyseWindows/src/de/miktec/wetteranalyse/win/gui/ActionCommands.java
	WetteranalyseWindows/src/de/miktec/wetteranalyse/win/gui/SettingsDialog.java
	WetteranalyseWindows/src/de/miktec/wetteranalyse/win/util/DayValues.java
update
minor bugfixes and log events
Merge branch 'dropboxAPI'

Conflicts:
	WetteranalyseWindows/.gitignore
	WetteranalyseWindows/src/de/miktec/wetteranalyse/win/data/WeatherData.java