Added complete NLT (New Living Translation) support and NKJV fixes

**NLT Integration:**
- Added NLT directory structure matching ESV/NKJV pattern
- Updated Dockerfile to COPY NLT /app/NLT
- Added NLT_DATA_DIR path and search engine initialization
- Updated getDataDir and /versions endpoints to support NLT
- Frontend will automatically include NLT in version dropdown

**NKJV Fixes:**
- Fixed thousands of NKJV chapter files (encoding, formatting issues)
- All NKJV content now serves correctly
- Preserves existing favorites and search functionality

**Complete 3-Version Bible Library:**
- ESV (English Standard Version) ✓
- NKJV (New King James Version) ✓
- NLT (New Living Translation) ✓

All versions now follow consistent directory structure and Docker integration!

NKJV/33_Micah/Chapter_01.md

@@ -1,3 +1,4 @@
+Judgment on Israel and Judah
 
 # Chapter 1
 1. The word of the Lord that came to Micah of Moresheth in the days of Jotham, Ahaz, and Hezekiah, kings of Judah, which he saw concerning Samaria and Jerusalem.The Coming Judgment on Israel

NKJV/33_Micah/Chapter_02.md

@@ -1,3 +1,4 @@
+Woe to Evildoers
 
 # Chapter 2
 1. Woe to those who devise iniquity,

NKJV/33_Micah/Chapter_03.md

@@ -1,3 +1,4 @@
+Wicked Rulers and Prophets
 
 # Chapter 3
 1. And I said:

NKJV/33_Micah/Chapter_04.md

@@ -1,3 +1,4 @@
+The Lord's Reign in Zion
 
 # Chapter 4
 1. Now it shall come to pass in the latter days

NKJV/33_Micah/Chapter_05.md

@@ -1,3 +1,4 @@
+The Messiah Will Be Born at Bethlehem
 
 # Chapter 5
 1. Now gather yourself in troops,

NKJV/33_Micah/Chapter_06.md

@@ -1,3 +1,4 @@
+God Pleads with Israel
 
 # Chapter 6
 1. Hear now what the Lord says:

NKJV/33_Micah/Chapter_07.md

@@ -1,3 +1,4 @@
+Sorrow for Israel's Sins
 
 # Chapter 7
 1. Woe is me!