General "janitorial" fixes#6

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rbrito wants to merge 11 commits intoesangel:masterfrom

Commits on Jul 18, 2015

Remove executable bits from non-executable files.
Rogério Brito
committed
Common: Avoid variable redeclarations in same scope.
Rogério Brito
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Common: Avoid another variable redeclaration.
Rogério Brito
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Common: Remove else's after if's that stop function executions.
Rogério Brito
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Common: Fix spelling and mistakes in user visible messages.
Rogério Brito
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Common/webgl-utils.js: Add missing semicolon after assignment.
Rogério Brito
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Common: Remove pesky trailing whitespaces.
Rogério Brito
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Common/webgl-utils.js: Trivial conversion of DOS to Unix line ends.
Rogério Brito
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Common: Fix indentation.
Rogério Brito
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Common: Some extra spelling mistakes.
Rogério Brito
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Common/MV: Make indentation easier on the eyes.
Rogério Brito
committed