Upgrade dependencies

[reckart]

• uimaFIT -> 2.5.0
• xerces 2.9.1 -> 2.12.0
• junit 4.12 -> 4.13.2
• ant 1.10.5 -> 1.10.8
• Dom4j 1.6.1 -> 2.1.3 (mostly)
• Groovy -> 2.5.10
• Exclude solr dependencies from Gosen - they do not seem to be necessary and they draw in an ancient Dom4J
• Spring 3.2.16 -> 4.3.26
• Commons Collections 4 4.3 -> 4.4
• Commons Codec 1.12 -> 1.15
• Commons IO 2.6 -> 2.7
• Commons Lang 3 3.9 -> 3.11
• Commons Compress 1.19 -> 1.20
• Jaxen 1.1.1 -> 1.2.0