doc CHANGE highligh important bits in schema info
Refs
@page schema Schemas
Before it is possible to work with any data, YANG schemas (modules) need to be __installed__ into Sysrepo. However,
-such a YANG modules change is not performed immediately. These changes, which also include removing, updating a module
-or changing its features, are only scheduled to be performed and are applied during new Sysrepo connection creation
-if there are no other connections. The reason for this mechanism is that the module context cannot change while there
+such a YANG module change is __not performed immediately__. These changes, which also include removing, updating a module
+or changing its features, are __only scheduled__ to be performed and are applied during new Sysrepo connection creation
+__if there are no other connections__. The reason for this mechanism is that the module context cannot change while there
are some data connected to it (_libyang_ requirement) and they often are even when no Sysrepo function is being executed.
That is the price for having a context created at all times with all the schemas so there are no temporary ones needed.
