Added some metadata plot attributes
Merge branch 'development' into plotmetadata2functionnode
Merge branch 'development' into plotmetadata2functionnode

Conflicts:
	src/main/java/org/geppetto/model/neuroml/utils/modeltree/PopulateNeuroMLModelTreeUtils.java
Merge pull request #45 from openworm/plotmetadata2functionnode

Plotmetadata2functionnode