Added a new minimal viewer which only performs the calibration steps …

…and don't use the calibration.xml in the classpath, so that it can easly be changed, see issue #117 for more details

examples/minimal_viewer.xml

@@ -0,0 +1,58 @@
+<container>
+  <properties url="classpath:/default/settings.properties" />
+  <!-- Pathes to the input files -->
+  <property name="infile" value="file:src/main/resources/testDataFile.fits.gz" />
+  <property name="drsfile" value="file:src/main/resources/testDrsFile.drs.fits.gz" />
+  <property name="integralGainFile" value="classpath:/default/gain_sorted_20131127.csv" />
+  <property name="pixelDelayFile" value="classpath:/default/delays_lightpulser_20150217.csv" />
+  <property name="auxFolder" value="file:src/main/resources/aux/" />
+
+  <service id="auxService" class="fact.auxservice.AuxFileService" auxFolder="${auxFolder}" />
+  <service id="calibService" class="fact.calibrationservice.ConstantCalibService" />
+
+  <stream id="fact" class="fact.io.zfits.ZFitsStream"  url="${infile}"/>
+
+  <!-- Description of the process and the corresponding stream -->
+  <process id="2" input="fact">
+
+    <fact.utils.PreviousEventInfo startCellKey="StartCellData" outputKey="prevEvents" limitEvents="10" />
+
+    <fact.datacorrection.DrsCalibration
+        url="${drsfile}"
+        key="Data"
+        outputKey="DataCalibrated"
+   />
+   <fact.datacorrection.PatchJumpRemoval
+        dataKey="DataCalibrated"
+        outputKey="DataJumpsRemoved"
+        prevEventsKey="prevEvents"
+        startCellKey="StartCellData"
+        jumpLimit="${patchJumpRemoval_jumpLimit}"
+    />
+    <fact.datacorrection.RemoveSpikes
+        dataKey="DataJumpsRemoved"
+        outputKey="DataSpikesRemoved"
+        startCellKey="StartCellData"
+        leftBorder="${removeSpikes_leftBorder}"
+        spikeLimit="${removeSpikes_spikeLimit}"
+        topSlopeLimit="${removeSpikes_topSlopeLimit}"
+        maxSpikeLength="${removeSpikes_maxSpikeLength}"
+    />
+    <fact.filter.DrsTimeCalibration
+        outputKey="timeCalibConst"
+    />
+    <fact.filter.ArrayTimeCorrection
+        dataKey="DataSpikesRemoved"
+        timeCalibConstKey="timeCalibConst"
+        outputKey="DataTimeCorrected"
+    />
+    <fact.datacorrection.InterpolateTimeSeries 
+        calibService="calibService"
+        dataKey="DataTimeCorrected"
+        dataOutputKey="DataInterpolated"
+    />
+
+
+    <fact.ShowViewer key="DataInterpolated" />
+  </process>
+</container>