Minor typo fixes

doc/library/config.txt

@@ -637,12 +637,12 @@ import theano and print the config variable, as in:
 
     Bool value, default: False
 
-    If True, will remove -O* parameter passed to g++.
-    This is useful to debug in gdb module compiled by Theano.
+    If True, will remove the -O* parameter passed to g++.
+    This is useful to debug in gdb modules compiled by Theano.
     The parameter -g is passed by default to g++.
 
 .. attribute:: cmodule.compilation_warning
 
     Bool value, default: False
 
-    If True, will print compilation warning.
+    If True, will print compilation warnings.

doc/tutorial/faq.txt

@@ -24,7 +24,8 @@ internals cannot be modified.
 Faster gcc optimization
 -----------------------
 
-You can enable faster gcc optimization with the ``cxxflags``. This list of flags was suggested on the mailing list::
+You can enable faster gcc optimization with the ``cxxflags`` option.
+This list of flags was suggested on the mailing list::
 
     -O3 -ffast-math -ftree-loop-distribution -funroll-loops -ftracer
 

theano/gof/cmodule.py

@@ -45,13 +45,13 @@ AddConfigVar('cmodule.warn_no_version',
              in_c_key=False)
 
 AddConfigVar('cmodule.remove_gxx_opt',
-             "If True, will remove -O* parameter passed to g++."
-             "This is useful to debug in gdb module compiled by Theano."
+             "If True, will remove the -O* parameter passed to g++."
+             "This is useful to debug in gdb modules compiled by Theano."
              "The parameter -g is passed by default to g++",
              BoolParam(False))
 
 AddConfigVar('cmodule.compilation_warning',
-             "If True, will print compilation warning.",
+             "If True, will print compilation warnings.",
              BoolParam(False))