Created FileAnalyzer interface
Extracted DependencyAnalyzer from Extractor
Extracted Variable definitions from extractor
Extracted FunctionCallAnalyzer from extractor,
partially updated extrator to work with analyzers.
Refactored extractor to work with the new version.
Removed unecessary files.
Renamed analyzer package to extractor
Rewrote FunctionCallReport (WIP)
Work in progress
Rewrote exporter, fixing issue #2