Added more fixes for askbot also fixed some of the extra padding

lms/static/sass/course/_textbook.scss

lms/static/sass/course/base/_extends.scss

lms/static/sass/course/courseware/_courseware.scss

lms/static/sass/course/discussion/_answers.scss

lms/static/sass/course/discussion/_badges.scss

lms/static/sass/course/discussion/_discussion.scss

lms/static/sass/course/discussion/_forms.scss

lms/static/sass/course/discussion/_question-view.scss

lms/static/sass/course/discussion/_questions.scss

lms/static/sass/course/discussion/_sidebar.scss

lms/static/sass/shared/_forms.scss