[IMP] Group deprecation warnings and allow to ignore

[FIX] Pip is using p3 but default is p2

[FIX] ALLOW_DEPRECATED is not required as an env var

[FIX] Show deprecation count

[FIX] Remove debug message

[FIX] Do not count deprecation as general warnings

[IMP] Better log format and add debug information
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Status Job ID Name Coverage
  Test
passed #346030
lint
test_install

00:00:18