BZ-990595: complement changes in project explorer (avoid breadcrumb clipping)
BZ-990595: quick fix for package delete
BZ-1042511 - Guided Editor - adding method calls to consequence of a rule does not persist change

(cherry picked from commit 38abd599503cf9134ec3fa7ef0d48168d424125e)
BZ1042511 - Guided Editor - adding method calls to consequence of a rule does not persist change
(cherry picked from commit 7bdad625d2b4de70deedecd255a2a0a907a1ea3a)
BZ1045423 - Guided Rule Editor: Add support for using formulas\expressions in ActionCallMethodWidget
(cherry picked from commit 8cf783b51ab04bf6b411cd31707bf471c243d36c)
BZ1045423 - Guided Rule Editor: Add support for using formulas\expressions in ActionCallMethodWidget. Fix failing test
(cherry picked from commit 4cb433782ea8d07aae8a2b4e4a9bc140592bba2e)
BZ1047879 - GRE regression in handling nested enum values
(cherry picked from commit 9fa1000251198067623498c8866b1682c74196d6)
upgrade to 6.0.2-SNAPSHOT
BZ-1047789: fix in order to be able to have consistent building flag state