fix(ib): inline HTML tags and support for sub, sup tags

[manjotsidhu]

Fixes #103

Describe the changes you have made in this PR -

• Added Inline HTML Syntax
• Added Subscript and Superscript markdown builder

Note: To be merged after #115

[coveralls]

Pull Request Test Coverage Report for Build 1066049806

• 9 of 27 (33.33%) changed or added relevant lines in 5 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage decreased (-0.2%) to 74.487%

---

Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
lib/utils/unicode_map.dart	0	1	0.0%
lib/ui/views/ib/syntaxes/ib_inline_html_syntax.dart	1	6	16.67%
lib/ui/views/ib/builders/ib_subscript_builder.dart	0	6	0.0%
lib/ui/views/ib/builders/ib_superscript_builder.dart	0	6	0.0%

Totals
Change from base Build 1066008628:	-0.2%
Covered Lines:	3886
Relevant Lines:	5217

---

💛 - Coveralls

[commit-lint]

Bug Fixes

• ib: Inline HTML tags and support for sub, sup tags (a0d6b77)

Contributors

manjotsidhu

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