Fix/suppress most pylint and gpylint warnings

* Add missing function doc strings.
  Suppress this warning on trivial functions in *_warn_patterns.py.
* Remove unused g-importing-memeber, g-complex-comprehension.
* Suppress pylint warning on unrecognized g-* options.
* Suppress too-few-public-methods warnings on simple classes.
* Suppress too-many-arguments and missing-function-docstring in
  html_writer.py, which will be refactored later.
* Fix bad naming, long lines and line breaks, and bad quotes.

Test: compare output for build.log
Change-Id: Icdb34f014a10ec1e642c2cfe8003fc3ae245b507
diff --git a/tools/warn/make_warn_patterns.py b/tools/warn/make_warn_patterns.py
index 4b20493..a54c502 100644
--- a/tools/warn/make_warn_patterns.py
+++ b/tools/warn/make_warn_patterns.py
@@ -16,12 +16,12 @@
 """Warning patterns for build make tools."""
 
 # pylint:disable=relative-beyond-top-level
-# pylint:disable=g-importing-member
 from .cpp_warn_patterns import compile_patterns
 from .severity import Severity
 
 warn_patterns = [
-    # pylint:disable=line-too-long,g-inconsistent-quotes
+    # pylint does not recognize g-inconsistent-quotes
+    # pylint:disable=line-too-long,bad-option-value,g-inconsistent-quotes
     {'category': 'make', 'severity': Severity.MEDIUM,
      'description': 'make: overriding commands/ignoring old commands',
      'patterns': [r".*: warning: overriding commands for target .+",