Upgrade to Vaadin 7.3.4
Fixes #271
Pages renamed to uk.q3c.krail from uk.co.v7
Completed renaming apart from project names themselves.  V7 tests green
Completed renaming apart from project names themselves.  All tests green
Completed renaming apart from project names themselves.  All tests green
Completed renaming apart from project names themselves.  All tests green
pointed version test to demo (was testapp even in demo)
krail.base renamed krail.core
krail.base renamed krail.core
Updated README
IDEA control files
IDEA control files
renamed testbench krail-bench see #290
cleaning up git
Merge branch 'master' into develop

Conflicts:
	.idea/artifacts/Gradle___uk_q3c_krail_testbench___testbench_0_5_war.xml
	.idea/artifacts/Gradle___uk_q3c_krail_testbench___testbench_0_5_war__exploded_.xml
	.idea/artifacts/Gradle___uk_q3c_krail_views___views_0_5_war.xml
	.idea/artifacts/Gradle___uk_q3c_krail_views___views_0_5_war__exploded_.xml
	.idea/modules.xml
cleaning up git
Cleanup after rename to krail-bench, regression tested
moved out all modules.  Left just with the main Krail library (still called V7)
renamed v7 krail, but has only changed project name not directory