Remove unnecessary regions
Use PredefinedErrorTypeNames instead of literals
Rename the VS wrapper for DartAnalysisService to avoid name aliasing
Update DartFileChangeTracker to operate as a IVsTextViewCreationListener
Remove several unnecessary uses of EnvDTE
Merge pull request #40 from sharwell/predefined-error-type-names

Use PredefinedErrorTypeNames instead of literals
Merge pull request #39 from sharwell/unnecessary-regions

Remove unnecessary regions
Merge pull request #41 from sharwell/analysis-cleanup

Analysis cleanup
Update build to use VSSDK packages
Project file cleanup
Merge pull request #42 from sharwell/vssdk-packages

VSSDK NuGet packages
Improved declaration and handling of AnalysisMethodAttribute
Added a slightly better logo.
Tweaks to logos/icon.
Merge pull request #48 from sharwell/attribute-usage

Improved declaration and handling of AnalysisMethodAttribute
Merge pull request #49 from DanTup/master

Slightly more unique logo/icons.
Update Analysis Service snapshot.

Fixes missing line numbers for SDK entities.
Merge pull request #50 from DanTup/master

Update Analysis Service snapshot.
Use an analysis service factory to support asynchronous creation of the service (fixes #45)
Download the Dart SDK on demand if not found locally (fixes #46)