Frees initialized txt-seg only.
Frees initialized txt-seg only.

yzhan018/the-day-after-tomorrow,t-k-/the-day-after-tomorrow,t-k-/the-day-after-tomorrow,yzhan018/the-day-after-tomorrow,t-k-/the-day-after-tomorrow,approach0/search-engine,approach0/search-engine,yzhan018/the-day-after-tomorrow,yzhan018/the-day-after-tomorrow,yzhan018/the-day-after-tomorrow,t-k-/the-day-after-tomorrow,t-k-/the-day-after-tomorrow,approach0/search-engine,t-k-/the-day-after-tomorrow,t-k-/the-day-after-tomorrow,yzhan018/the-day-after-tomorrow,yzhan018/the-day-after-tomorrow,approach0/search-engine