Added Visual Studio solution and enabled it for NuGet package restore.
Added class library and unit test projects.
Created a simple text analyzer that creates terms from a string.
Added unit test data for analyzer.
Added simple string indexing capabilities.
Added test for Index.
New implementation of analyzer based on a simple state machine for parsing input one character at a time.
Added basic indexer implementation.
Implemented in-memory storage of terms and postings.
Added extra tests to test sorting and merging of postings in index.
Implemented re-index behavior as default.
Analyzer now yields terms and their position in the document.
Added support for multiple fields per document and in the index.
Added token filter facility.
Moved text analysis code to Search.Text.
Make all terms lowercase.