Add Fullstory `fs-hide` support

[TimRobinson1]

• GIF Keyword: stone
• Blanket hides components containing potentially sensitive components. Allows for an opt-out flag on those components, fsShow. For example:

  <Input
  onChange={this.handleChange}
  ...
  />

  ☝️ Hidden from Fullstory

<Input
  fsShow
  onChange={this.handleChange}
  ...
/>

☝️ Not hidden from Fullstory

Affected components:

• Align
• Checkbox
• CheckboxGroup
• InlineAction (thus Link and Button)
• Input
• RadioButton
• RadioGroup
• Select
• SelectablePill
• Statistic
• Table
• Text
• Textarea