Karabiner configuration for enforcing proper shift usage.

private.xml

<?xml version="1.0"?>
<root>
  <item>
    <name>Compel Semicolon</name>
    <appendix>Disable right shift for colon.</appendix>
    <identifier>private.compel_colon</identifier>
    <autogen>
      __KeyToKey__ 
      KeyCode::SEMICOLON, ModifierFlag::SHIFT_R | ModifierFlag::NONE,
      KeyCode::VK_NONE
    </autogen>
  </item>
  <item>
    <name>Compel Double Quote</name>
    <appendix>Disable right shift for double quote.</appendix>
    <identifier>private.compel_doublequote</identifier>
    <autogen>
      __KeyToKey__ 
      KeyCode::QUOTE, ModifierFlag::SHIFT_R | ModifierFlag::NONE,
      KeyCode::VK_NONE
    </autogen>
  </item>
  <item>
    <name>Compel Curly Brace</name>
    <appendix>Disable right shift for curly brace.</appendix>
    <identifier>private.compel_curlybrace</identifier>
    <autogen>
      __KeyToKey__ 
      KeyCode::BRACKET_LEFT, ModifierFlag::SHIFT_R | ModifierFlag::NONE,
      KeyCode::VK_NONE
    </autogen>
    <autogen>
      __KeyToKey__ 
      KeyCode::BRACKET_RIGHT, ModifierFlag::SHIFT_R | ModifierFlag::NONE,
      KeyCode::VK_NONE
    </autogen>
  </item>
  <item>
    <name>Compel Question Mark</name>
    <appendix>Disable right shift for question mark.</appendix>
    <identifier>private.compel_question</identifier>
    <autogen>
      __KeyToKey__ 
      KeyCode::SLASH, ModifierFlag::SHIFT_R | ModifierFlag::NONE,
      KeyCode::VK_NONE
    </autogen>
  </item>
  <item>
    <name>Compel Less and Greater than.</name>
    <appendix>Disable right shift less than and greater than.</appendix>
    <identifier>private.compel_lessgreat</identifier>
    <autogen>
      __KeyToKey__ 
      KeyCode::COMMA, ModifierFlag::SHIFT_R | ModifierFlag::NONE,
      KeyCode::VK_NONE
    </autogen>
    <autogen>
      __KeyToKey__ 
      KeyCode::DOT, ModifierFlag::SHIFT_R | ModifierFlag::NONE,
      KeyCode::VK_NONE
    </autogen>
  </item>
</root>