Update master-thesis version number to v0.4.
Merge from master branch. Replace Chinese characters with LaTeX symbols. Remove \heiti use in abstract environment definition.
v0.5 merge from master branch.
Merge branch 'master' into master-thesis. dos2unix all the tex files.
Merge from master v0.5.1. Add SPACEs between LaTeX commands and Chinese characters.
Merge from master 0.5.2. Fix typo.
Fix links in README.mkd, where the template archives can be downloaded.
Merge branch 'master' into master-thesis
Recompile for master-thesis-v0.5.2