Java 11 upgrade

[codecov[bot]]

Codecov Report

Merging #116 into develop will decrease coverage by 4.06%. The diff coverage is n/a.

@@              Coverage Diff              @@
##             develop     #116      +/-   ##
=============================================
- Coverage      81.98%   77.91%   -4.07%     
- Complexity         0     1330    +1330     
=============================================
  Files            161      161              
  Lines           4546     4528      -18     
  Branches         596      594       -2     
=============================================
- Hits            3727     3528     -199     
- Misses           641      835     +194     
+ Partials         178      165      -13

Impacted Files	Coverage Δ	Complexity Δ
.../src/main/java/no/ssb/vtl/model/StaticDataset.java	0% <0%> (-91.31%)	0% <0%> (ø)
...el/src/main/java/no/ssb/vtl/model/VTLFunction.java	0% <0%> (-75.76%)	0% <0%> (ø)
...odel/src/main/java/no/ssb/vtl/model/Filtering.java	28.57% <0%> (-71.43%)	1% <0%> (+1%)
...-model/src/main/java/no/ssb/vtl/model/VTLDate.java	16.66% <0%> (-61.91%)	1% <0%> (+1%)
...model/src/main/java/no/ssb/vtl/model/Ordering.java	22.22% <0%> (-55.56%)	0% <0%> (ø)
...odel/src/main/java/no/ssb/vtl/model/VTLNumber.java	12.5% <0%> (-50%)	2% <0%> (+2%)
...odel/src/main/java/no/ssb/vtl/model/Component.java	60% <0%> (-40%)	6% <0%> (+6%)
...del/src/main/java/no/ssb/vtl/model/VTLBoolean.java	62.5% <0%> (-37.5%)	3% <0%> (+3%)
...el/src/main/java/no/ssb/vtl/model/VtlOrdering.java	63.38% <0%> (-25.36%)	15% <0%> (+15%)
...del/src/main/java/no/ssb/vtl/model/VTLInteger.java	80% <0%> (-20%)	4% <0%> (+4%)
... and 15 more

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[bjornandre]

Moved to hotfix and merged to master