Prepare release 0.6.0

[enridaga]

As the summary says, a good amount of new features and fixes:
v0.5.1...v0.6-DEV

[enridaga]

List of closed issues

• Entity construction functions #106
• Tests Helper #133
• Extensive use of fx:anySlot - query not terminating #154
• [HTML] Add Schema.org and other inline rdf support #164 (partly)
• use the current version in the dockerfile #171
• URL decode (and encode) #176
• AbstractTriplifierTester should also be able to test dataset graphs (not only single graphs) #181
• [Licence] Clean licence declaration in files #183
• option to use an on disk graph (TDB2) #185
• Move resourceId building to utility method #186
• The triplify() method should not return a DatasetGraph #187
• Triplifier methods: URL comes from Properties but is passed alongside #188
• experiments for streaming query execution (simple) #189
• Separate FX component handling from DatasetGraph building #190
• [Markdown] Triplifier not registered #192
• Redundant dependencies in cli module? #193
• [Spreadsheet] Triplifier skips empty rows and cells #195
• [Spreadsheet] First not not skipped with spreadsheet.headers=true #196
• allow quad construction from the cli #198
• Tests helper for fx executions #200
• Performance: slicing #21
• CLI: default format depending on query type or output file extension #26
• question: can you use strategy with fuseki? #90