Merge pull request #94 from jcabi/master

merge to my repo
Merge pull request #95 from jcabi/master

merge to my repo
Add support for search qualifiers #904
fix AppendCharacterWithChar
MkTrees#getRec should be implemented. Don't... #906
remove todo
fix
Merge remote branch 'fork/904'
Merge pull request #96 from jcabi/master

merge to my repo
Sort order in Search should be an enum #912
rultor cfg
Merge remote-tracking branch 'upstream/master'