v0.51.0

• enhancement - [experimental] automatically trigger auto-import on paste. Can be disabled with java.actionsOnPaste.organizeImports. See #1075 and #1098.
• enhancement - allow negative patterns in java.import.exclusions preference, to allow folder inclusions. See #1084.
• enhancement - made code snippets context sensitive. See JLS#977.
• enhancement - improve snippet documentation rendering. See JLS#1205.
• bug fix - fixed preview features enabled at an invalid source release level 12, preview can be enabled only at source level 13. See #1086.
• bug fix - don't return workspace symbols without a name. See JLS#1204.
• bug fix - fixed package fragments not updated when adding a new folder. See JLS#1137.
• bug fix - don't filter method completions from filtered types. See JLS#1212.