v0.5.4

MathTeXEngine v0.5.4

Diff since v0.5.3

Closed issues:

• The "not equal to" character is not available? (#76)
• a sans serif LaTeX implementation? (#83)
• \phi and \varphi are mixed up (#85)
• subscript space too large (#86)
• Upper case Greek character should not be italic (#87)
• Superscript not work correctly for $^{87}$ (#88)
• Combining accent too low for big letters (#89)

Merged pull requests:

• Fix superscript and subscript position (#90) (@Kolaru)
• Correct height of accents (#91) (@Kolaru)
• Fix greek letters (#92) (@Kolaru)