Change license, add Makefile, add image caching control

1 files changed, 6 insertions, 3 deletions

diff --git a/source/know/concept/optical-wave-breaking/index.md b/source/know/concept/optical-wave-breaking/index.md
index 3509bc2..1b6b558 100644
--- a/source/know/concept/optical-wave-breaking/index.md
+++ b/source/know/concept/optical-wave-breaking/index.md
@@ -34,7 +34,8 @@ Shortly before the slope would become infinite,
 small waves start "falling off" the edge of the pulse,
 hence the name *wave breaking*:
 
-{% include image.html file="frequency-full.png" width="100%" alt="Instantaneous frequency profile evolution" %}
+{% include image.html file="frequency-full.png" width="100%"
+    alt="Instantaneous frequency profile evolution" %}
 
 Several interesting things happen around this moment.
 To demonstrate this, spectrograms of the same simulation
@@ -51,7 +52,8 @@ After OWB, a train of small waves falls off the edges,
 which eventually melt together, leading to a trapezoid shape in the $$t$$-domain.
 Dispersive broadening then continues normally:
 
-{% include image.html file="spectrograms-full.png" width="100%" alt="Spectrograms of pulse shape evolution" %}
+{% include image.html file="spectrograms-full.png" width="100%"
+    alt="Spectrograms of pulse shape evolution" %}
 
 We call the distance at which the wave breaks $$L_\mathrm{WB}$$,
 and want to predict it analytically.
@@ -189,7 +191,8 @@ $$\begin{aligned}
 This prediction for $$L_\mathrm{WB}$$ appears to agree well
 with the OWB observed in the simulation:
 
-{% include image.html file="simulation-full.png" width="100%" alt="Optical wave breaking simulation results" %}
+{% include image.html file="simulation-full.png" width="100%"
+    alt="Optical wave breaking simulation results" %}
 
 Because all spectral broadening up to $$L_\mathrm{WB}$$ is caused by SPM,
 whose $$\omega$$-domain behaviour is known,