Fixed style tag emitted if scoped and fixed src attribute for image, etc. not being transformed

BUG=

Review URL: https://chromiumcodereview.appspot.com//15740026
Version 0.4.8+4

BUG=

Review URL: https://chromiumcodereview.appspot.com//16126009
Fixes for SDK 0.5.12

R=jmesserly@google.com

Review URL: https://chromiumcodereview.appspot.com//15645006
Update README.md
Apply pull request #525, fixes tests, and fix a pending TODO

R=jmesserly@google.com

Review URL: https://chromiumcodereview.appspot.com//15810005
Fixes to be able to override output folder in build.dart

R=gram@google.com

Review URL: https://chromiumcodereview.appspot.com//16232005
release bug fix (0.4.9+1)
Added tests and fixed case of #fragment in URI

BUG=

Review URL: https://chromiumcodereview.appspot.com//16229004
Bump to version 0.4.9+2

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Review URL: https://chromiumcodereview.appspot.com//15979024
Allow to set whether to print in build.dart

R=gram@google.com

Review URL: https://chromiumcodereview.appspot.com//15882008
bump version again
switch to dartanalyzer (dart_analyzer is gone), update expectatiosn on some
tests (changed in the last roll for some reason)

Review URL: https://chromiumcodereview.appspot.com//16473004
bump version
Support for x-component element name and better locality for selectors

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R=sigmund@google.com

Review URL: https://chromiumcodereview.appspot.com//16055007
v0.4.9+5

BUG=

Review URL: https://chromiumcodereview.appspot.com//16557003
Switch web-ui to use content shell

R=jmesserly@google.com

Review URL: https://chromiumcodereview.appspot.com//16578002
Fixes in WebComponent to match the latest dart:html in 0.5.14.3

Due to bug http://dartbug.com/11154, we didn't detect this on the last roll.

Review URL: https://chromiumcodereview.appspot.com//16677004
Fix tests again for 0.5.15 (TBR)

Review URL: https://chromiumcodereview.appspot.com//16673005
upgrades for version 0.5.16

Review URL: https://chromiumcodereview.appspot.com//16668006
Need to break out prefix and component name

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R=sigmund@google.com

Review URL: https://chromiumcodereview.appspot.com//16610003