image statistics

[Former user]

[Reported by Jan. K.]
<pre>Traceback (most recent call last):
  File "C:\Users\geo_jakn\.qgis2\python\plugins\enmapboxplugin\enmapbox\coreapps\imagestatisticsapp\imagestatistics.py", line 76, in <lambda>
    self.switchHistogramView.clicked.connect(lambda: self.showHistograms())
  File "C:\Users\geo_jakn\.qgis2\python\plugins\enmapboxplugin\enmapbox\coreapps\imagestatisticsapp\imagestatistics.py", line 179, in showHistograms
    y, x = numpy.histogram(data, bins = 100)
  File "C:\OSGEO4~1\apps\Python27\lib\site-packages\numpy\lib\function_base.py", line 669, in histogram
    'range parameter must be finite.')
ValueError: range parameter must be finite.

```

[Benjamin Jakimow]

Duplicate of #131.