SzStandaloneGraph, SzPrefDictComponent, preference changes, datasource colors

[arawinters]

These are the associated changed to the sdk-components to support the new pop-out(standalone graph) component. #105

• pop out graph icon
• new "example/search-in-graph" project to show search integrating directly with graph
• new SzPrefDictComponent for displaying pref(s) that are object/key/value based(ie json object)
• added dataSourceColors configuration to SzPreferencesComponent
• added SzEntityDetailGraphFilterComponent
• added SzStandaloneGraphComponent, a embeddable graph components designed to run in it's own context or near-to.
• added new SzDataSourcesService class for retrieving the datasources from the api server instance.
• modified existing graph code:

properties added

	- showMatchKeyControl
	- showFiltersControl
	- showPopOutIcon
	- dataSourcesFiltered
	- dataSourceColors
	- popOutIconPosition
	- queriedEntitiesColor

methods added

	- popoutClick
	- entityNodecolorsByDataSource
	- entityNodeFilterByDataSource
	- entityNodeColors
	- isEntityNodeInDataSource
	- isEntityNodeInDataSources
	- isEntityNodeNotInDataSources
	- isEntityNodeInQuery
	- setEntityNodeFillColor

event emitters added

	- onPopOutClick
	- onNetworkLoaded

• added new layout-rail layout for ... well, exactly what it sounds like, a rail version of the entity detail component. (see screenshot)

[docktermj]

Issue number: #105