Minor fixes
Merge pull request #85 from JetBrains/fixes

Minor fixes
Update Griffon to point directly to GitHub repo.
Update events.yml
Strange bit of text removed
Added Solr-undertow and updated RxKotlin
Added new tip
Correction to tweet.
New Tweet scheduled
new tweet scheduled
New tutorial on mixing java and kotlin in single project.
KT-5849 Incorrect evaluation of try...finally expression
#Fixed KT-5849
Merge pull request #88 from JetBrains/finally

KT-5849 Incorrect evaluation of try...finally expression
New tweet
"Java Interop" updated according to the recent changes in members of Any
Merge pull request #91 from JetBrains/ant-fix

"Java Interop" updated according to the recent changes in members of Any
Merge branch 'master' into no-bundler-setup