minor edits

Author: ndawe

overview/examples/file_open.py

@@ -1,7 +1,7 @@
 """
 ROOT is unable to open the file of course and emits an error message but an
 exception is not raised at this point leading to (sometimes difficult to
-intepret) issues downstream:
+interpret) issues downstream:
 """
 from ROOT import TFile
 

overview/examples/file_open.tex

@@ -3,7 +3,7 @@
 """
 ROOT is unable to open the file of course and emits an error message but an
 exception is not raised at this point leading to (sometimes difficult to
-intepret) issues downstream:
+interpret) issues downstream:
 """
 from ROOT import TFile
 

overview/rootpy-talk.tex

@@ -166,6 +166,7 @@
 \end{pyglist}
 \item Attributes can be accessed via properties:
 \begin{pyglist}[language=python,texcl=true,style=vs]
+hist.title = 'Fit Result'
 hist.fillstyle = 'solid'
 color = hist.linecolor
 \end{pyglist}