[sipify] fix bad handling of \see within sentences

and other docstrings improvements

python/analysis/interpolation/qgsidwinterpolator.sip

@@ -35,7 +35,7 @@ weighted with distance. Smaller values mean sharper peaks at the data points.
 
 Point values are weighted by 1 / ( distance ^ coefficient ).
 
-.. seealso:: :py:func:`distanceCoefficient()`
+.. seealso:: :py:func:`distanceCoefficient`
 
 .. versionadded:: 3.0
 %End
@@ -48,7 +48,7 @@ The default is a coefficient of 2.
 
 Point values are weighted by 1 / ( distance ^ coefficient ).
 
-.. seealso:: :py:func:`setDistanceCoefficient()`
+.. seealso:: :py:func:`setDistanceCoefficient`
 
 .. versionadded:: 3.0
 %End

python/analysis/interpolation/qgstininterpolator.sip

@@ -46,7 +46,7 @@ Returns the fields output by features when saving the triangulation.
 These fields should be used when creating
 a suitable feature sink for setTriangulationSink()
 
-.. seealso:: :py:func:`setTriangulationSink()`
+.. seealso:: :py:func:`setTriangulationSink`
 
 .. versionadded:: 3.0
 %End
@@ -58,7 +58,7 @@ Sets the optional ``sink`` for saving the triangulation features.
 The sink must be setup to accept LineString features, with fields matching
 those returned by triangulationFields().
 
-.. seealso:: :py:func:`triangulationFields()`
+.. seealso:: :py:func:`triangulationFields`
 
 .. versionadded:: 3.0
 %End

python/analysis/network/qgsgraph.sip

@@ -45,14 +45,14 @@ Returns array of available strategies
 %Docstring
 Returns the index of the vertex at the end of this edge.
 
-.. seealso:: :py:func:`fromVertex()`