Move some code to the symbolic module (where they belong)

Change-Id: I2a54cf6c5761b48fde60caab728dbc059b5c84d0
Export: forgot to check non null before dispose

Change-Id: Ie3b5acb9473d175aa2510fdaff8682088c48078e
fix bug 12321 save environment failed to save lib variable. Now these variables are ignored like previous version of save function.

Change-Id: I6497a2efe9ae4238117b9cb1f77393ec28bac66e
SEP 87 for Windows :add scinotes and xcos batch file

Change-Id: Ibf01b5d45e710184d4b37b16917c25c4a4d8056b
* Bug #12020 fixed - Default value of ncv in eigs  function was not documented.

Change-Id: Iaf4a94edd033b0990f062441a99c6bc91fd39564
update installation item text en and fr

Change-Id: I09f63c71eb139a3f43ef0d74623e6c873abb7d9d
Xcos: fix memory leaks

Change-Id: I62f59e582a1636b35e1b32972112013b8f00e724
Fix test after commit https://codereview.scilab.org/#/c/10467/ (Fixes bug #5291).

To test: test_run("string", "strtod")

Change-Id: I3de5ecbbb56359ee71620d41e09fc3f8536c5da8
Update of the localization file

Change-Id: I2a317c3b8b4e9b42d32be8314df5cfc8fc62db6c
completion: fix completion and completeline unit tests

Change-Id: I7d0f1ed6a20428681d8b3ab85204d575e337f73b
Remove a pixmap from example on help page for xpause

Change-Id: Iff7f4cf5aab4e2a78fd19fda0a54e8d12a15a931
Translation of help page for xpause function into Russian.

Change-Id: I6f978d7dde719d0ba6f308b0e64ce3dc386dcee1
Fixed some typos.

Change-Id: If06402c33b04aee00e0c27b735e9accf17c0de3e
The level curves were not subscribed.

Change-Id: I01aa108a1a10ff0589bed48388b917ac30ef8833
Insert localized example image for Sfgrayplot (ru_RU).

Change-Id: Id671ada4182e0907814ae53e5f9a3253cc586135
Fix some typos.

Change-Id: I391c640f526cb90ce5e7133f9493a44b0302cf83
Swop the first and the second examples.

Now the second example changes the format of the floating point numbers
and it is more easier (for user) to understand what happens.

Change-Id: I580345a5c2b5a8079b5880a442cb283712361124
Changed sample image for contour2d (the level designation was invisible)

Change-Id: Idcdbee17e9005865e6bf322e8688f7afbe9972f0
Revision of help page for Matplot_properties.

Change-Id: I79bcf3b9cbb8d8c346ff3a2fc165d8a7b8afcf99
Translation of help page for Matplot_properties into Russian.

Change-Id: If6be1c3601c7fa682f4edd8f5e59bedcc071c8c6