made BigDataViewer.getInputTriggerConfig stati, such that it can be used externally
made BigDataViewer.getInputTriggerConfig stati, such that it can be used externally

bigdataviewer/bigdataviewer-core,bogovicj/bigdataviewer-core,bogovicj/bigdataviewer-core,bigdataviewer/bigdataviewer-core