section page styles

because .entry-content is positioned absolutely, the #schedule-section-container does not clear it. this should be fixed in next commit.
suitable fix for the last couple schedule items extending outside of bottom of container

credit to @darkdriving
hover colors for links on schedule page updated.
link and link hover colors
add another blog post to front page to make up for height differences. introduce the_advanced_excerpt(). assorted styles.

advanced excerpt plugin needs to be upgraded to version 4.1.1 to actually work.
edit front-page.php to begin working with schedule block
schedule accordion

must make sure .active is displayed on page load next commit