height changes 1
Adjusted horizontal spacing #163
Update en.json

removed INTRO_START_2 and INTRO_START_3 (merged the text into INTRO_START_1)
Merge branch 'master' into development
Updated view for locale
Fix color contrast #176
Step 4: change style for [level] indication #167
Start: header spacing #171
Targets for key resources #169
References to key resources #168
In step 4, improve feedback when there is no sample #162
Wizard arrows should be more distinguishable #161
Updated footer date
Merge branch 'master' into gh-pages
Build 1.0 beta 3