fix #2175
Updated the example version under "Depending on Buildcraft" to 6.1.7.

Decided to update the version under "Depending on Buildcraft to 6.1.7 as that's the latest Buildcraft version available, and 6.0.8 is an old release now.
Merge pull request #2187 from KamranMackey/6.1.x

Updated the example version under "Depending on Buildcraft" to 6.1.7.
add/fix translations
Merge branch '6.1.x' of github.com:BuildCraft/BuildCraft into 6.1.x
fix #2174
try to fix robot deadlocks
fix #2179, fix #2185
fix #2177 and #2184
fix #2192
BuildCraft 6.1.8