gnu: Add java-httpcomponents-httpclient-osgi.

* gnu/packages/java.scm (java-httpcomponents-httpclient-osgi): New variable.

gnu: Add java-httpcomponents-httpcore-osgi.

* gnu/packages/java.scm (java-httpcomponents-httpcore-osgi): New variable.

gnu: Add java-httpcomponents-httpclient-cache.

* gnu/packages/java.scm (java-httpcomponents-httpclient-cache): New variable.

gnu: Add java-easymock-class-extension.

* gnu/packages/java.scm (java-easymock-class-extension): New variable.

gnu: Add java-easymock version 3.2.

* gnu/packages/java.scm (java-easymock-3.2): New variable.

gnu: Add java-eclipse-rdf4j-model.

* gnu/packages/java-rdf.scm (java-eclipse-rdf4j-model): New variable.

gnu: Add java-eclipse-rdf4j-util.

* gnu/packages/java-rdf.scm (java-eclipse-rdf4j-util): New variable.

gnu: Add java-eclipse-rdf4j-model-vocabulary.

* gnu/packages/java-rdf.scm (java-eclipse-rdf4j-model-vocabulary): New variable.

gnu: Add java-eclipse-rdf4j-model-api.

Since RDF4J is a large framework with many parts, this patch also prepares
some boilerplate code for the other packages.

* gnu/packages/java-rdf.scm (%rdf4j-version, %rdf4j-sha256, %rdf4j-source)
(rdf4j-common-arguments): New variables.
(java-eclipse-rdf4j-model-api): New variable.

gnu: Add java-commons-rdf-simple.

* gnu/packages/java-rdf.scm (java-commons-rdf-simple): New variable.

gnu: Add java-commons-rdf-api-tests.

* gnu/packages/java-rdf.scm (java-commons-rdf-api-tests): New variable.

gnu: Add java-commons-rdf-api.

* gnu/packages/java-rdf.scm: New file.
(java-commons-rdf-api): New variable.

gnu: tlpui: Fix build.

* gnu/packages/linux.scm (tlpui)[arguments]:
Search for …/bin/lspci, not …/sbin/lspci.

gnu: reprotest: Update to 0.7.26.

* gnu/packages/diffoscope.scm (reprotest): Update to 0.7.26.

gnu: sudo: Update to 1.9.14p3.

* gnu/packages/admin.scm (sudo): Update to 1.9.14p3.

gnu: ndctl: Update to 78.

* gnu/packages/disk.scm (ndctl): Update to 78.
[inputs]: Add libtraceevent & libtracefs.

gnu: libtraceevent: Tweak description.

* gnu/packages/linux.scm (libtraceevent)[description]: Do grammar.

gnu: Add libtracefs.

* gnu/packages/linux.scm (libtracefs): New public variable.

gnu: diffoscope: Update to 247.

* gnu/packages/diffoscope.scm (diffoscope): Update to 247.

gnu: r-liana: Update to 0.1.11-1.10d8177.

* gnu/packages/bioinformatics.scm (r-liana): Update to 0.1.11-1.10d8177.