Create random obstacles that match terrain.
Merge branch 'develop' of https://github.com/vcmi/vcmi into RMG
Merge branch 'develop' of https://github.com/vcmi/vcmi into RMG
Uploading misc tweaks.
Merge branch 'develop' into RMG
Merge branch 'develop' into RMG
Fixed crash caused by hiding tiles around AI heroes.
Merge branch 'develop' of https://github.com/vcmi/vcmi into develop
Merge pull request #5 from vcmi/develop

Merge upstream changes