remove workaround for http://youtrack.jetbrains.com/issue/IDEA-54254
move CompletePositionService to route-converter module
fix build
add static imports

Conflicts:
	route-converter/src/main/java/slash/navigation/converter/gui/renderer/PositionsTableHeaderRenderer.java

Conflicts:
	route-converter/src/main/java/slash/navigation/converter/gui/renderer/PositionsTableCellHeaderRenderer.java
fix build 2

Conflicts:
	route-converter/pom.xml