Required updates from DDWizard

[clarabicalho]

• Includes "vector" logical column in definitions attribute.
• Tests for completeness of definitions attribute data.
• Changes shiny_argument values of spillover_designer and two_arm_covariate_designer

[coveralls]

Pull Request Test Coverage Report for Build 1293

• 0 of 1 (0.0%) changed or added relevant line in 1 file are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage decreased (-0.1%) to 99.884%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
R/factorial_designer.R	0	1	0.0%
<!--	Total:	0	1	0.0%	-->

Totals
Change from base Build 1283:	-0.1%
Covered Lines:	862
Relevant Lines:	863

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💛 - Coveralls