Error corrections of the depolarization.rst, up to the paragraph "Real Example".

Depolarization draft docs.

Adding depol in the docs.

Typos and small changes to HOI page.

Initial description about the handbook if instruments.

Merge from 62:f5bf7a56ffd6

Added tag v3.1 for changeset e3ff7af1d97e

(0) -30 -10 -7 +7 +10 +30 tip

mercurial