feat(dispute): add description as text box in dispute details

[satello]

• Use title in disputes table and as headline of dispute
• Add description to dispute details component as a truncated-text-box
• Change loading indicators on home screen back to Kleros animation
• Do not show ruling in UI before a decision is finalized

[coveralls]

Pull Request Test Coverage Report for Build 253

• 4 of 7 (57.14%) changed or added relevant lines in 2 files are covered.
• 1 unchanged line in 1 file lost coverage.
• Overall coverage increased (+0.5%) to 25.402%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
src/components/truncated-text-box/index.js	4	5	80.0%
src/containers/dispute/components/details/index.js	0	2	0.0%

Files with Coverage Reduction	New Missed Lines	%
src/containers/dispute/components/details/index.js	1	0.0%

Totals
Change from base Build 243:	0.5%
Covered Lines:	235
Relevant Lines:	767

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💛 - Coveralls