issue in installation

[DRRV]

here is what I get when installing:

bash-4.2$ mvn install
[INFO] Scanning for projects...
[INFO]
[INFO] ------------------------------------------------------------------------
[INFO] Building TranskribusLanguageResources 1.0
[INFO] ------------------------------------------------------------------------
Downloading: http://dbis-halvar.uibk.ac.at/artifactory/libs-release/opencv/opencv/310/opencv-310.pom
Downloading: https://repo.maven.apache.org/maven2/opencv/opencv/310/opencv-310.pom
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 04:17 min
[INFO] Finished at: 2016-11-08T11:29:22+01:00
[INFO] Final Memory: 7M/2051M
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal on project TranskribusLanguageResources: Could not resolve dependencies for project de.unileipzig.asv:TranskribusLanguageResources:jar:1.0: Failed to collect dependencies at eu.transkribus:TranskribusInterfaces:jar:0.0.1 -> opencv:opencv:jar:310: Failed to read artifact descriptor for opencv:opencv:jar:310: Could not transfer artifact opencv:opencv:pom:310 from/to dea-artifactory (http://dbis-halvar.uibk.ac.at/artifactory/libs-release/): Connect to dbis-halvar.uibk.ac.at:80 [dbis-halvar.uibk.ac.at/138.232.66.71] failed: Connection timed out -> [Help 1]
[ERROR]
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/DependencyResolutionException