Improve readability of lockloss page
Improves page readability by collapsing plots with no active tag, creating larger-font thumbnails for lsc/asc plots, changing lpy ylims to their saturation threshold (and normalizing data to that threshold), moving glitch heatmaps to bottom of webpage, and changing lpy description on webpage.
Snapshots from example lockloss: Screen_Shot_2019-10-22_at_2.18.05_PM
Screen_Shot_2019-10-22_at_2.18.21_PM
Screen_Shot_2019-10-22_at_2.18.26_PM
Closes #117 (closed) and #87 (closed)
Edited by Yannick Lecoeuche