First preparations for Linux compatibility
Fixed some file names for case-sensitive Linux world
Test feature: Read sensor versions from binary
Added function to check OS type
Merge branch 'master' into linux

Conflicts:
	WetteranalyseWindows/.classpath
	WetteranalyseWindows/.gitignore
	WetteranalyseWindows/src/de/miktec/wetteranalyse/win/Images.java
	WetteranalyseWindows/src/de/miktec/wetteranalyse/win/Wetteranalyse.java
	WetteranalyseWindows/src/de/miktec/wetteranalyse/win/data/DataLoadingThread.java
	WetteranalyseWindows/src/de/miktec/wetteranalyse/win/data/SingleDataLine.java
	WetteranalyseWindows/src/de/miktec/wetteranalyse/win/data/SummaryHandler.java
	WetteranalyseWindows/src/de/miktec/wetteranalyse/win/data/WeatherData.java
	WetteranalyseWindows/src/de/miktec/wetteranalyse/win/excel/DayFileCreator.java
	WetteranalyseWindows/src/de/miktec/wetteranalyse/win/excel/ExcelHandler.java
	WetteranalyseWindows/src/de/miktec/wetteranalyse/win/gui/components/GaugePanel.java
	WetteranalyseWindows/src/de/miktec/wetteranalyse/win/misc/BinaryTests.java
	WetteranalyseWindows/src/de/miktec/wetteranalyse/win/usb/USBHandler.java
	WetteranalyseWindows/src/de/miktec/wetteranalyse/win/util/Category.java
	WetteranalyseWindows/src/de/miktec/wetteranalyse/win/util/DayValues.java
	WetteranalyseWindows/src/de/miktec/wetteranalyse/win/util/TaskbarInterface.java
	WetteranalyseWindows/src/de/miktec/wetteranalyse/win/util/Tools.java
updated sqlite jdbc driver to 3.7.15
minor bugfixes
modified classpath to use eclipse default jre
Merge branch 'linux'

Conflicts:
	WetteranalyseWindows/.classpath
	WetteranalyseWindows/.gitignore
	WetteranalyseWindows/src/de/miktec/wetteranalyse/win/Wetteranalyse.java
	WetteranalyseWindows/src/de/miktec/wetteranalyse/win/data/DataLoadingThread.java
	WetteranalyseWindows/src/de/miktec/wetteranalyse/win/data/SingleDataLine.java
	WetteranalyseWindows/src/de/miktec/wetteranalyse/win/data/SummaryHandler.java
	WetteranalyseWindows/src/de/miktec/wetteranalyse/win/data/WeatherData.java
	WetteranalyseWindows/src/de/miktec/wetteranalyse/win/gui/components/GaugePanel.java
	WetteranalyseWindows/src/de/miktec/wetteranalyse/win/misc/BinaryTests.java
	WetteranalyseWindows/src/de/miktec/wetteranalyse/win/misc/UpdateArchiveDatabase.java