version bumps for v0.3.4

[plebhash]

close #428

Crate	From	To	Reason	PRs
stratum-apps	0.3.0	0.3.1	Fix ServerStandardChannelInfo share accounting	#425
jd_client_sv2	0.1.3	0.1.4	Remove broadcast channel; handle missing bitcoin connection shutdown correctly	#317, #420, #422
translator_sv2	0.2.2	0.2.3	Remove broadcast channel; improve display/log output in translator	#317, #421
pool_sv2	0.2.1	0.2.2	Remove broadcast channel; handle missing bitcoin connection shutdown correctly; remove status main loop	#317, #420, #426
integration_tests_sv2	0.1.0	0.1.1	Update packaged test/manifest contents	#317, #413